Can you help by answering this question?

In MS-powerpoint, the custom animation is available on

19 views
in Electrical Engineering by

Two bulbs marked 200 watt-250 volts and 100 watt-250 volts are joined in series to 250 volts supply. Power consumed in circuit is 

Your answer

Thanks for your contribution. Feel free to answer this question. Please avoid short answer. Your answer is most welcome. Be genuine.

Upload image or document:

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
Are you a robot ? (Y = Yes / N = No)
To avoid this verification in future, please log in or register.

1 Answer

0 votes
by

Two bulbs marked 200 watt-250 volts and 100 watt-250 volts are joined in series to 250 volts supply. Power consumed in circuit is 67 watt.

Related questions

1 answer 91 views

Two bulbs of 500 W and 200 W rated at 250 V will have resistance ratio as?

asked Mar 25, 2018 in Basic concepts by Shimroz123
1 answer 28 views

Two light bulbs are connected in series across a 120 V battery. Bulb 1 uses 40 W of power and Bulb 2 uses 20 W of power. If bulb 1 alone is connected to the 120 V source, then it will consume (A) 90 W (B) 80 W (C) 60 W (D) 180 W

asked Apr 25, 2018 in Electrical Engineering by Shimroz123
0 answers 440 views

A 220 V, 200 W bulb and a 220 V, 100 W bulb are connected in series across a 220 V supply, the power consumed by them will be (a) 33.3 W (b) 66.6 W (c) 100 W (d) 300 W

asked May 25, 2018 in Electrical Engineering by Shimroz123
1 answer 20 views

 If shunt generator delivers 100 A at 200 V, and the resistance of the shunt field and armature are 100 ohm and 0.01 ohm respectively, the generated e.m.f. will be : -  a) 212 V b) 205 V c) 210 V d) 201.02 V

asked Apr 11, 2018 in Electrical Engineering by Shimroz123
1 answer 33 views

Two 220 volt lamps, one of 60 watt and the other of 75 watt are connected in series across a 440 volt supply. The potential difference across 60 watt lamp will be: A) 195 volt B) 220 volt C) 245 volt D) 440 volt

asked Jun 4, 2018 in Electrical Engineering by Shimroz123
1 answer 24 views

What is the power factor when a single phase watt meter operating on 200 V and 5 A for 5 hours makes 2016 revolutions and the meter constant in revolution is 420? A) 0.04 B) 1.04 C) 0.96 D) None of these

asked Apr 29, 2018 in Electrical Engineering by Shimroz123
1 answer 25 views

A certain transformer has 200 turns in the primary winding, 50 turns in the secondary winding and 120 volts applied to the primary. What is the voltage across the secondary?  (A) 30 Volts (B) 480 Volts (C) 120 Volts (D) 60 Volts

asked May 8, 2018 in Electrical Engineering by Shimroz123
0 answers 10 views

There are two bearings. Bearing A, rotating at 5000RPM and Bearing B, rotating at 200 RPM. How will you lubricate the above bearings?  A) Bearing A with Oil & Bearing B with Grease B) Bearing B with Oil & Bearing A with Greas C) Both with Oil D) Both with Grease

asked Apr 9, 2018 in Electrical Engineering by Shimroz123
1 answer 8 views

What is the percentage error when 3 resistors with ratings 100 Ω at 5%, 150 Ω at 6% and 250 Ω at 8% respectively, are connected in series? A) 6.33% B) 6.80% C) 19% D) None of these

asked Apr 29, 2018 in Electrical Engineering by Shimroz123
1 answer 14 views

Two incandescent light bulbs of 40 Wand 60 W rating are connected in series across the mains, then .  A) The bulbs together consume 100 W B) The bulbs together consume 50 W C) The 60 W bulb glows brighter D) The 40 W bulb glows brighter

asked May 20, 2018 in Network Analysis by Shimroz123
2 answers 73 views

A heater takes 4 Amp at 250 volts. How much power does it consume? A. 1 KWatt B. 2 KWatt C. 3 KWatt D. 4 KWatt 

asked Apr 12, 2018 in Electrical Engineering by Shimroz123
1 answer 19 views

A 200 V, 5 A d.c. energy meter is tested at its marked ratings. The resistance of the pressure circuit is 8000 Ω and that of current coil is 0.1 Ω. The power consumed when testing the meter with phantom loading with current circuit excited by a 6 V battery is (A) 2.5 W (B) 5 W (C) 32.5 W (D) 35 W

asked Apr 28, 2018 in Electrical Measurements and Instrumentation by Shimroz123
1 answer 200 views

A 400/200 volts transformer has pu impedance of 0.05. The HV side voltage required to circulate full load current during short circuit test is

asked Apr 25, 2018 in Electrical Engineering by Shimroz123
1 answer 20 views

About how many times longer would a 10 watt light bulb be able to burn compared to a 100 watt bulb with the same energy?  (A) 10 times longer (B) 100 times longer (C) Same time (D) None of the above

asked May 8, 2018 in Electrical Engineering by Shimroz123
1 answer 19 views

A 100-watt light bulb turned on for 8 hours uses :  (A) 800 Wh (B) 0.8 kWh (C) 8 kWh (D) None of the above

asked May 8, 2018 in Electrical Engineering by Shimroz123
1 answer 24 views

A lamp of 100W at 200V is supplied current at 100 volts. It will be equivalent to the lamp of:   a. 50W b. 40W c. 25W d. 10W 

asked May 17, 2018 in Electrical Engineering by Shimroz123
1 answer 33 views

Two heaters, rated at 1000 W, 250 V each are connected in series across a 250 V, 50 Hz ac mains. The total power drawn from the supply would be __________ watt.

asked Mar 31, 2018 in Control System by Shimroz123
1 answer 10 views

When two 100 kΩ resistors are connected in parallel, net resistance is

asked May 15, 2018 in Electrical Engineering by Shimroz123
1 answer 11 views

In a dc-ac 3-phase MOSFET bridge inverter circuit, the switches are marked in a sequence as 1, 2, 3 in the top-half and 4, 5, 6 in the bottom half of the bridge. The triggering sequence of switches that gives balanced output voltage is (A) 1, 2, 3, 4, 5, 6 (B) 1, 5, 3, 4, 2, 6 (C) 1, 6, 2, 4, 3, 5 (D) 1, 4, 2, 5, 3, 6

asked Apr 25, 2018 in Electrical Engineering by Shimroz123
0 answers 20 views

One 200 V, 100 W bulb is connected in series with primary of a 200 V, 10 kVA transformer. If its secondary is kept open circuited, then the bulb would have (1) Full brightness (2) Poor brightness (3) A little less than full brightness (4) More than full brightness 

asked Apr 11, 2018 in Electrical Engineering by Shimroz123
1 answer 35 views

What would be the total power drawn from the supply, when two heaters, rated at 1000 W, 250 V each are connected in series across a 250 V, 50 Hz supply?  (A) 1000 W (B) 500 W (C) 250 W (D) 2000 W

asked Apr 5, 2018 in Electrical Engineering by Shimroz123
1 answer 16 views

A capacitor of capacitance 50 micro farads is charged to a potential difference of 200 Volts. Find out energy stored in the condenser?

asked May 14, 2018 in Capacitor by Shimroz123
1 answer 12 views

Power (P) in a 3 phase circuit with two watt meters at unity power factor is (W1 & W2 = watt meter readings)

asked May 15, 2018 in Electrical Engineering by Shimroz123
0 answers 24 views

The sending and receiving end voltages of a three phase transmission line at 100 MW load are equal at 230 KV. The phase line impedance is j14 ohm. Calculate the maximum steady state power that can be transmitted over the line.  (A) 3778.5 MW (B) 2234.56 MW (C) 1784.19 MW (D) 512.37 MW

asked Apr 5, 2018 in Electrical Engineering by Shimroz123
1 answer 29 views

A 3 phase, 400 volts, 50 Hz, 100 kW, 4 pole squirrel cage induction motor with a rated slip of 2% will have a rotor speed of: (A) 1500 rpm (B) 1470 rpm (C) 1530 rpm (D) 1570 rpm

asked Apr 11, 2018 in Computer Engineering by Shimroz123
1 answer 13 views

Three 60 W bulbs are in parallel across the 230 V power line. If one bulb burns out

asked May 14, 2018 in Electrical Engineering by Shimroz123
0 answers 11 views

Bandwidth of an RC coupled amplifier is 100 kHz. Two such amplifiers are connected in cascade.Resultant bandwidth(in kHz) is around  A) 200 B) 100 C) 60 D) 30

asked Apr 9, 2018 in Electronics Engineering by Shimroz123
1 answer 17 views

Two long parallel conductors carry 100 A. If the conductors are separated by 20 mm, the force per meter of length of each conductor will be

asked Mar 29, 2018 in Electrical engineering materials by Shimroz123
1 answer 24 views

In a balanced 3 -phase 200 V circuit, the line current is 115.5 A. When the power is measured by two wattmeter method, one of the wattmeters reads 20 kW and the other one reads zero. What is the power factor of the load ?

asked Apr 23, 2018 in Electrical Engineering by Zeeshan
1 answer 22 views

The induced voltage across a coil with 250 turns that is located in a magnetic field and is changing at a rate of 8 Wb/s is A. 1,000 V B. 2,000 V C.31.25 V D. 3,125 V

asked Apr 12, 2018 in Electrical Engineering by Shimroz123
1 answer 33 views

An SSB transmitter produces a peak-to-peak voltage of 200 V across a 100 Ω antenna load. What is the Peak Envelope Power? A) 49.98 W B) 79.98 W C) 99.96 W D) 199.93 W

asked Jun 18, 2018 in Electronics Engineering by Shimroz123
1 answer 34 views

The analog signal m(t) is given below m(t) = 4 cos 100 pt + 8 sin 200 pt + cos 300 pt, the Nyquist sampling rate will be: (1) 1/100 (2) 1/200 (3) 1/300 (4) 1/600 

asked May 28, 2018 in Analog electronics circuits by Shimroz123
1 answer 16 views

A 100 turn coil has an inductance of 6 mH. If the number of turns is increased to 200, all other quantities remaining the same, the inductance will be:

asked May 22, 2018 in Inductance by Shimroz123
1 answer 49 views

A 200 V, 10 A motor could be rewound for 100 V, 20 A by using .......... as many turns per coil of wire, having .......... the cross-sectional area.

asked Mar 26, 2018 in DC motor by Shimroz123
0 answers 12 views

In a clipper circuit with silicon diode and bias of V volts, the clipping level is (a) 0.7 V (c) V (b) V + 0.7 (d) 2V + 0.7

asked Apr 14, 2018 in Electrical Engineering by Shimroz123
1 answer 29 views

if voltage is 230 Volts , frequency is 50 Hz and current is 1 ampere then what will be the resistance?

asked Dec 4, 2017 in Electrical Engineering by Quiz
1 answer 17 views

A single-phase, 50 kVA, 250 V/500 V two winding transformer has an efficiency of 95% at full load, unity power factor. If it is re-configured as a 500 V/750 V auto-transformer, its efficiency at its new rated load at unity power factor will be  (A) 95.752% (B) 97.851% (C) 98.276% (D) 99.241%

asked May 17, 2018 in Transformer by Shimroz123
0 answers 10 views

Aluminium conductor cables can be joined by   (a) Gas welding (b) Soldering (c) Compression (d) Thermit welding

asked Apr 10, 2018 in Electrical Engineering by Shimroz123
0 answers 70 views

The power in a 3-phase load is measured by two watt meters. If one watt meter reads zero, then the load power factor is (A) Zero (B) 0.5 (C ) 0.866 (D) unity 

asked Jun 4, 2018 in Electrical Measurements and Instrumentation by Shimroz123
0 answers 121 views

Two heater wires of equal length are connected first in series and then in parallel. The ratio of heat generated from series to parallel connection will be (a) 4 : 1 (b) 2 : 1 (c) 1 : 2 (d) 1 : 4

asked May 25, 2018 in Electrical Engineering by Shimroz123
1 answer 38 views

For a two -port reciprocal network, the three transmission parameters are A = 4, B = 7 and C = 5. What is the value of D ?  (a) 9.5 (b) 9.0 (c) 8.5 (d) 8.0

asked Apr 25, 2018 in Electrical Engineering by Shimroz123
1 answer 13 views

The two basic components of a Thevenin equivalent ac circuit are the equivalent voltage source and the equivalent: A. Series impedance B. Series resistance C. Parallel impedance D. Parallel resistance

asked Apr 12, 2018 in Electrical Engineering by Shimroz123
0 answers 29 views

When two alternators A and B are operating in parallel, the increase in steam supply to alternator A will cause the active power output of (1) Alternator A to be decreased and alternator B to be increased (2) Alternators A and B is not affected (3) Alternators A and B is increased (4) Alternator A to be increased and alternator B to be decreased

asked Apr 11, 2018 in Electrical Engineering by Shimroz123
0 answers 189 views

Calculate the power loss, if power generated by two plants are P1=50 MW and P2 =40 MW and the loss coefficients are B11=0.001, B22=0.0025 and B12=-0.0005.  (A) 4.5 MW (B) 5.5 MW (C) 6.5 MW (D) 8.5 MW

asked Apr 5, 2018 in Electrical Engineering by Shimroz123

Welcome to electronics2electrical.com here you can ask questions related to electrical, electronics, mechanical, telecommunication, instrumentation, computer, mathematics, physics etc.
Be respectful to all the members. Do not copy and paste the answers from other websites which have copyright content. While asking question give full details about it.

Categories

Most popular tags

power motor dc circuit transformer voltage current used system phase resistance factor synchronous load ac energy induction electric generator series frequency between speed capacitor use electrical meter line difference control type mosfet transmission magnetic plant high single instrument bjt unit source advantages function diode and machine winding field define torque parallel amplifier supply shunt thyristor motors electricity arduino maximum time relay armature problem value on transformers types coil diagram state flow ratio material three formula starting direction theorem method emf operating efficiency digital wave microprocessor test instruments inductance loss measure operation connected signal low applications effect single-phase network temperature working constant losses different law wattmeter measuring compare controlled breaker drive device logic rc full switch flux wire resistivity disadvantages free of materials machines angle force converter conductor transistor gain open protection scr core measurement number bridge principle generators reactance circuits negative the friction iron loop short pole battery conservation steam resistors hysteresis computer using analog lines secondary station gate a rectifier inverter linear induced relays nuclear capacitance basic characteristics design direct work rotor electronics ammeter forces diesel damping rlc connection factors capacitors minimum insulation moving regulation running self systems air fault range main stability quality starter igbt eddy alternator ideal rl average 3-phase plants arc thermal error fuzzy biasing dielectric pressure balanced superposition errors copper rotation feedback impedance measured electronic electrons charge inductive transfer explain start off back curve over solar is three-phase tariff locomotive peak bias zener engineering commutator surge conductors rating universal potentiometer density permanent mechanical transducer capacity memory adc excitation two fuse pure harmonics application semiconductor inductor internal pmmc reaction welding resonance traction permeability breakers rms designed electromagnetic si generation brushes switching capacitive shaded rate 1 distribution resistor methods delta star oscillator reluctance simplification algebra 8085 boolean weston dynamometer insulating strength installation definition fuel heating earth units

8,471 questions

7,069 answers

134 comments

3,088 users

...