GATE (Graduate Aptitude Test in Engineering) Physics (PE): Questions 158 - 162 of 1823

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Question 158

Appeared in Year: 2011

Question MCQ▾

Consider the digital circuit shown below in which the input C is always high (1) .

Circuit Consists of and, or and XOR Gates
In Table Inputs of Figure Are Given
ABZ
00
01
10
11

The entries in the Z column (vertically) are, - (June)

Choices

Choice (4)Response

a.

1010

b.

1111

c.

1011

d.

0100

Edit

Question 159

Appeared in Year: 2011

Question MCQ▾

For constant uniform electric and magnetic fields and , it is possible to choose a gauge such that the scalar potential and vector potential are given by, - (June)

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 160

Appeared in Year: 2014

Question MCQ▾

Let (where and are constants with ) be a linear combination of the wavefunction of the ground and first excited states of the one – dimensional harmonic oscillator. For what value of is the expectation value a maximum? (December)

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 161

Appeared in Year: 2014

Question MCQ▾

Consider the four processes,

(i)

(ii)

(iii)

(iv)

Which of the above is/are forbidden for free particles? (December)

Choices

Choice (4)Response

a.

(i) and (ii)

b.

only (ii)

c.

(i) and (iv)

d.

(ii) and (iv)

Edit

Question 162

Appeared in Year: 2011

Question MCQ▾

A matrix M has . Which of the following can be a possible set of eigenvalue of M? -

(December)

Choices

Choice (4)Response

a.

b.

c.

d.

Edit