# GATE (Graduate Aptitude Test in Engineering) Physics: Questions 346 - 351 of 659

Access detailed explanations (illustrated with images and videos) to 659 questions. Access all new questions- tracking exam pattern and syllabus. View the complete topic-wise distribution of questions. Unlimited Access, Unlimited Time, on Unlimited Devices!

View Sample Explanation or View Features.

Rs. 450.00 -OR-

## Question 346

Appeared in Year: 2009

### Question

MCQ▾

The Common Mode Rejection Ratio (CMRR) of a differential amplifier using an operation amplifier is . The output voltage for a differential input of in . The common mode gain is –

### Choices

Choice (4)Response

a.

0.1

b.

10

c.

d.

## Question 347

Appeared in Year: 2009

### Question

MCQ▾

Which one of the functions given below represents the bound state eigen function of the operator in the region, , with the eigenvalue ?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 348

Appeared in Year: 2009

### Question

MCQ▾

The de Broglie wavelength of particles of mass with average momentum at a temperature in three dimensions is given by –

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 349

Appeared in Year: 2009

### Question

MCQ▾

Assuming the mean life time of a muon (in its rest frame) to be , its life time in the laboratory frame, when it is moving with a velocity is –

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 350

Appeared in Year: 2009

### Question

MCQ▾

In the quark model which one of the following represents a proton?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 351

Appeared in Year: 2009

### Question

MCQ▾

If and are the position and momentum variables, which one of the following is NOT a canonical transformation?

### Choices

Choice (4)Response

a.

and for real and

b.

and

c.

and , for

d.

and

Developed by: