BITSAT (Birla Institute of Technology & Science Admission Test) Physics: Questions 272 - 277 of 382

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Question 272

Question

MCQ▾

The hydrogen atom can give spectral lines in the Lyman, Balmer and Paschal series. Which of the following statement is correct?

Choices

Choice (4)Response

a.

Lyman series is in infrared region

b.

Paschal series is in visible region

c.

Blamer series is in ultra violet-region

d.

Blamer series is in visible region

Question 273

Question

MCQ▾

Which of the following color has the maximum speed in glass?

Choices

Choice (4)Response

a.

Red

b.

White

c.

Black

d.

Violet

Question 274

Vector Addition and Subtraction

Question

MCQ▾

Minimum numbers of unequal vectors, which can give zero resultant, are –

Choices

Choice (4)Response

a.

Two

b.

More than four

c.

Three

d.

Four

Question 275

Question

MCQ▾

For photoelectric emission, tungsten requires light of , if light of wavelength is incident, then emission –

Choices

Choice (4)Response

a.

May or may not take place

b.

Takes place

c.

Depends on frequency

d.

Don՚t take place

Question 276

Question

MCQ▾

What is the angle between the electric dipole moment and the electric field strength due to it on the equatorial line?

Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question 277

Question

MCQ▾

To draw maximum current from a combination of cells, how should the cells to be grouped?

Choices

Choice (4)Response

a.

Parallel

b.

Series

c.

Depends upon the relative values of external and internal resistance

d.

Mixed

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