NDA General Ability 18 April 2021 | Physics Question 398 | General Science

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NDA General Ability 18 April 2021

MCQ (Single Correct Answer)

-1.33

A glass prism splits white light into different colours. This phenomenon is called dispersion of light by prism. Which one of the following statements is correct?

Red light will deviate the most and it is because of the reflection of light

Violet light will deviate the most and it is because of the refraction of light

Red light will deviate the most and it is because of the refraction of light

Violet light will deviate the most and it is because of the reflection of light

NDA General Ability 18 April 2021

MCQ (Single Correct Answer)

-1.33

A current of 1.0 A is drawn by a filament of an electric bulb for 10 minutes. The amount of electric charge that flows through the circuit is

0.1 C

10 C

600 C

800 C

NDA General Ability 18 April 2021

MCQ (Single Correct Answer)

-1.33

Which one of the following formulas does not represent electrical power?

I² R

I R²

V I

V²/R

NDA General Ability 18 April 2021

MCQ (Single Correct Answer)

-1.33

The sound created in a big hall persists because of the repeated reflections. The phenomenon is called

Reverberation

Dispersion

Refraction

Diffraction

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