CSIR (Council of Scientific & Industrial Research) Physical Sciences: Questions 86 - 87 of 463

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Question number: 86

» Electronics and Experimental Methods » Device Characteristics

Appeared in Year: 2014

MCQ▾

Question

A current flows through the primary coil of a transformer. The graph of as a function of time is shown in the figure below.

The graph of current in primary coil as a function of time

The Graph of Current in Primary Coil as a Function of Time

In the given figure graph of current in primary coil as a function of time is given.

Which of the following graphs represents the current in the secondary coil? (June)

Choices

Choice (4) Response

a.

The current in secondary coil as a function of time: Choice A

The Current in Secondary Coil as a Function of Time: Choice A

In figure graph of the current in secondary coil as a function of time is shown.

b.

The current in secondary coil as a function of time: Choice B

The Current in Secondary Coil as a Function of Time: Choice B

In figure graph of the current in secondary coil as a function of time is shown.

c.

The current in secondary coil as a function of time: Choice C

The Current in Secondary Coil as a Function of Time: Choice C

In figure graph of the current in secondary coil as a function of time is shown.

d.

The current in secondary coil as a function of time: Choice D

The Current in Secondary Coil as a Function of Time: Choice D

In figure graph of the current in secondary coil as a function of time is shown.

Question number: 87

» Mathematical Methods of Physics » Binomial, Poisson and Normal Distributions

Appeared in Year: 2014

MCQ▾

Question

Two independent random variables m and n, which can take the integer values , follow the Poisson distribution, with distinct mean values and respectively. Then, (December)

Choices

Choice (4) Response

a.

The probability distribution of the random variable is a binomial distribution.

b.

The variance of the random variable is equal to.

c.

The probability distribution of the random variable is also a Poisson distribution.

d.

The mean value of the random variable is equal to 0.

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