# A gate in which all inputs must be low to get a high output is called

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A gate in which all inputs must be low to get a high output is called A NOR gate.

## Related questions

The gate whose output is LOW, if and only if all the inputs are HIGH, is

For a NAND gate, when one or more inputs are low then the output will be A) Low B) High C) Alternately high and low D) High or low depending on relative magnitude of inputs

The output of a 2-input NAND gate with high at both the inputs will be • High • Low • High & low • None of the above.

The output of an AND gate with three inputs, A, B and C, is HIGH when __________. a) A=1,B=1,C=0 b) A= 0,B= 0,C= 0 ' c) A=1,B=1,C=1 d) A=1,B= 0,C= 1

The output of logic gate is '1' when all its inputs are at logic '0' The gate is (A) NAND/EX-OR (B) NOR/EX-OR (C) AND/EX-NOR (D) NOR/EX-NOR

The output of a JK flip-flop with asynchronous preset and clear inputs is ‘1’. The output can be changed to ‘0’ with one of the following conditions by applying A) J = 0, K = 0 and using a clock B) J = 1, K = 0 and using the clock C) Asynchronous preset input D) J = 1, K = 1 and using the clock

Output of NAND gate is 0. for three inputs when:

When A = 0., B = 0, C = 1 then in two input logic gate we get gate  (A) XOR gate (B) AND gate (C) NAND gate (D) NOR gate

The output of an exclusive–NOR gate is 1. Which input combination is correct? (1) A = 1, B = 0 (2) A = 0, B = 1 (3) A = 0, B = 0 (4) None of these

For the circuit shown in figure, the Boolean expression for the output y in terms of inputs P, Q, R and S is

In order to get maximum power transfer from a capacitive source, the load must? A.have a capacitive reactance equal to circuit resistance B.have an impedance that is the complex conjugate of the source impedance C.be as capacitive as it is inductive D.none of the above

Which of the following gates can be used to realize all possible combinational logic functions?  (i) OR gate (ii) NOR gate (iii) Exclusive OR gate (iv) NAND gate (v) AND gate  (A) (iii), (iv) and (v)  (B) (i), (iii) and (iv)  (C) (ii) and (iv)  (D) (i) and (v)

For a waveform to be expressed in Fourier series, which of the following conditions must be satisfied? I. Maxwell’s conditions, II. Drichlet conditions, III. Sampling Theorem A) I only B) II only C) II and III only D) I, II and III

To get minimum harmonic distortion in the output, a 3-Ф to 3-Ф cyclo-converter requires :  (A) 12 SCRs (B) 18 SCRs (C) 36 SCRs (D) 72 SCRs

Which of the following noise must be considered at high frequencies (microwave frequencies)? (1) Shot noise (2) Random noise (3) Impulse noise (4) Transit time noise

Among the logic families, the family which can be used at very high frequency greater than 100 MHz in a 4 bit synchronous counter is

The output of a feedback control system must be a function of?

A generating station which has a high investment cost and low operating cost is usually operated as  A) Peak load station B) Spinning reserve station C) Base load station D) None of the above

A NOR gate is equivalent to a bubbled AND gate. This statement is an outcome of: (1) De Morgan’s Law (2) Involution Law (3) Law of Absorption (4) Idempotent Law

How many bits Internet address is assigned to each host on a TCP/IP Internet which is used in all communications with host?  A) 16 bits B) 32 bits C) 48 bits D) 64 bits

Which of the following gate is called universal gate?  (A) AND (B) NOT (C) NOR (D) EX-OR

Read the following statements: i. Gate is a combinational logic. ii. JK Flip-flop in toggle mode is not combinational logic. iii. MSJK Flip-flop suffers from race-around. iv. Counters are sequential circuits. Which choice is correct? (A) i, ii (B) i, ii, iv (C) ii, iii, iv (D) i, ii, iii

Which type of generator gives a constant voltage output at all loads?

In standard TTL gates, the totem pole output stage is primarily used to (A) increase the noise margin of the gate (B) decrease the output switching delay (C) facilitate a wired OR logic connection (D) increase the output impedance of the circuit

The substances which have a large number of free electrons and offer a low resistance are called?

How many minimum number of NOR gates are required to realize a two-input X-OR gate?

In a Bode magnitude plot, which one of the following slopes would be exhibited at high frequencies by a 4th order all-pole system? (A) – 80 dB/decade (B) – 40 dB/decade (C) +40 dB/decade (D) +80 dB/decade

Which of the following permutation can be obtained in the output (in the same order) using a stack assuming that the input is the sequence 1, 2, 3, 4, 5 in that order?  (1) 3, 4, 5, 1, 2 (2) 3, 4, 5, 2, 1 (3) 1, 5, 2, 3, 4 (4) 5, 4, 3, 1, 2

Justify. Power MOSFET is operated at high enough gate source voltage to minimize the conduction losses.

With which of the following, a circuit breaker must be equipped for remote operation ? (a) Inverse time trip (b) Time-delay trip (c) Shunt trip  (d) None of the above (e) All of the above

In a battery, the difference between the no-load voltage and the measured voltage output is called ________ A) Internal voltage B) Internal resistance C) External resistance D) All the above

The largest change of input quantity for which there is no output of instrument is called ______ A) Dead time B) Dead input C) Dead output D) Dead zone