Physics-Light (NTSE Stage-2 (National-Level) Scholastic-Aptitude & Language Comprehension): Questions 9 - 11 of 11

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Question number: 9

» Physics » Light

MCQ▾

Question

Two mirrors are placed at right angles to each other as shown in the figure. Total number of images of an object ‘o’ placed between them, which are seen as

Two mirrors at right angle

Two Mirrors at Right Angle

Find the number of images will be shown of an object ‘o’

Choices

Choice (4) Response
a.

two

b.

four

c. six
d.

three

Question number: 10

» Physics » Light

MCQ▾

Question

Cathode rays are produced when high electric voltage is applied to the gas held in a discharge tube at a pressure of about

Choices

Choice (4) Response
a.

105 atm

b.

103 atm

c.

100 atm

d.

1 atm

Question number: 11

» Physics » Light

MCQ▾

Question

Which one of the following is not correct about cathode rays?

Choices

Choice (4) Response
a.

They are deflected to the positive plate of electromagnetic field

b.

The nature of cathode rays does not depend upon the nature of gas taken in the discharge tube

c.

The nature of cathode rays depends upon the nature of gas taken in the discharge tube

d.

Cathode rays are made up of material particles

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