NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Physics: Questions 1105 - 1108 of 5119

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Question 1105

Question Assertion-Reason▾

Assertion(Ꭺ)

There is no dispersion of light refracted through a rectangular glass slab.

Reason(Ꭱ)

Dispersion of light is the phenomenon of splitting of a beam of white light into its constituent colors.

Choices

Choice (4)Response

a.

Ꭺ is false but Ꭱ is true

b.

Ꭺ is true but Ꭱ is false

c.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

d.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

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Question 1106

Question MCQ▾

The light reflected by a plane mirror will not form a real image

(1) If the rays incident on the mirror are diverging

(2) Under no circumstances

(3) If the object is real

(4) If the rays incident on the mirror are converging

Select the correct answers and mark it according to the following codes:

Codes:

Choices

Choice (4)Response

a.

1,2 and 3 are correct

b.

1 and 2 are correct

c.

1 and 3 are correct

d.

2 and 4 are correct

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Question 1107

Question MCQ▾

Light is an electromagnetic wave. Its speed in vacuum is given by the expression,

Choices

Choice (4)Response

a.

b.

c.

d.

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Question 1108

Question Assertion-Reason▾

Assertion(Ꭺ)

If a plane glass slab is placed on the letters of different colors all the letters appear to be raised up to the same height.

Reason(Ꭱ)

Different colors have different wavelengths.

Choices

Choice (4)Response

a.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

b.

Ꭺ is true but Ꭱ is false

c.

Ꭺ is false but Ꭱ is true

d.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

Edit