# NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 1032 - 1035 of 2184

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## Question number: 1032

Edit
Assertion-Reason▾

### Assertion (Ꭺ)

The focal length of lens changes when red light is replaced by blue light.

### Reason (Ꭱ)

The focal length of lens does not depend on color of light used.

### Choices

Choice (4) Response

a.

Both Ꭺ and Ꭱ are false

b.

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

c.

Ꭺ is true but Ꭱ is false

d.

Ꭺ is false but Ꭱ is true

## Question number: 1033

Edit
Assertion-Reason▾

### Assertion (Ꭺ)

Dispersion of light occurs because velocity of light in a material depends upon its color.

### Reason (Ꭱ)

The dispersive power depends only upon the material of the prism, not upon the refracting angle of the prism.

### Choices

Choice (4) Response

a.

Both Ꭺ and Ꭱ are false

b.

Ꭺ is true but Ꭱ is false

c.

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

d.

Ꭺ is false but Ꭱ is true

## Question number: 1034

Edit
MCQ▾

### Question

For the series LCR circuit shown in the figure, what is the resonance frequency and the amplitude of the current at the resonating frequency LCR Circuit Diagram In figure L = 8 mH, C = 20 µF and R = 44 Ω are connected in series with 220 V ac supply.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 1035

» Ray Optics » Reflection and Refraction of Light » Smooth Surface

Edit
MCQ▾

### Question

In an experiment to determine the focal length (f) of a concave mirror by the u - v method, a student places the object pin A on the principal axis at a distance x from the pole P. The student looks at the pin and its inverted image from a distance keeping his/her eye in line with PA. When the student shifts his/her eye towards left, the image appears to the right of the object pin. Then,

### Choices

Choice (4) Response

a.

x < f

b.

x > If

c.

x = 2 f

d.

f < x < 2f