CSIR Physical Sciences: Questions 76 - 79 of 401

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Question number: 76

» Electronics and Experimental Methods » Amplification » Op-Amp Based

Appeared in Year: 2012

MCQ▾

Question

In the op – amp circuit shown in the figure, Equation is a sinusoidal input signal of frequency 10 Hz and V0 is the output signal.

The circuit of an Op -Amp

The Circuit of an Op -Amp

In figure an op – amp circuit is shown. V1 is a sinusoidal input signal of frequency 10 Hz and V0 is the output signal.

The magnitude of the gain and the phase shift, respectively, close to the values – (December)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 77

» Mathematical Methods of Physics » Eigenvalues and Eigenvectors

Appeared in Year: 2012

MCQ▾

Question

The eigenvalue of the matrix Equation are, (June)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 78

» Thermodynamic and Statistical Physics » Laws of Thermodynamics

Appeared in Year: 2012

MCQ▾

Question

Let Equation be the work done in a quasistatic reversible thermodynamic process. Which of the following statement about Equation is correct? (December)

Choices

Choice (4) Response

a.

Equation is a perfect differential if the process is adiabatic

b.

Equation is always a perfect differential

c.

Equation cannot be a perfect differential

d.

Equation is a perfect differential if the process is isothermal

Question number: 79

» Mathematical Methods of Physics » Elementary Probability Theory

Appeared in Year: 2012

MCQ▾

Question

A ball is picked at random from one of two boxes that contain 2 black, 3 white and 4 white, 3 black balls respectively. What is the probability that it is white? (June)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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