NEET Physics: Questions 1796 - 1800 of 2142

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Question number: 1796

» Oscillations and Waves » Doppler Effect in Sound

MCQ▾

Question

Doppler shift in frequency depends upon

Choices

Choice (4) Response

a.

The velocity of the observer

b.

The frequency of the wave produced

c.

The velocity of the source

d.

All c. , a. and b. are correct

Question number: 1797

» Communication System » Amplitude and Frequency Modulation

MCQ▾

Question

If f a and f f represent the carrier wave frequencies for amplitude and frequency modulations respectively, then

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 1798

» Gravitation » Kepler's Laws of Planetary Motion

MCQ▾

Question

The mean distance of mars from sun is 1.524 times the distance of the earth from the sun. The period of revolution of mars around sun will be

Choices

Choice (4) Response

a.

3.88 earth year

b.

4.88 earth year

c.

2.88 earth year

d.

1.88 earth year

Question number: 1799

» Gravitation » Energy

MCQ▾

Question

A projectile is fired vertically upward from the surface of earth with a velocity Equation . where Equation is the escape velocity and K < 1. Neglecting air resistance, the maximum height to which it will rise measured from the center of the earth is - (where R = radius of earth)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 1800

» Experimental Skills » Focal Length

MCQ▾

Question

For a convex spherical mirror, the graph of Equation verses Equation is,

Choices

Choice (4) Response

a.

The graph of inverse of v Vs. inverse of u Choice -A

The Graph of Inverse of v vs. Inverse of U Choice -A

For a convex spherical mirror, the graph of v Vs. inverse of u is shown in figure.

b.

The graph of inverse of v vs. inverse of u Choice-B

The Graph of Inverse of v vs. Inverse of U Choice-B

For a convex spherical mirror, the graph of inverse of v vs. inverse of u is shown in figure.

c.

 The graph of inverse of v Vs. inverse of u Choice-C

the Graph of Inverse of v vs. Inverse of U Choice-C

For a convex spherical mirror, the graph of inverse of v Vs. inverse of u is shown in figure.

d.

 The graph of inverse of v Vs. inverse of u Choice-D

the Graph of Inverse of v vs. Inverse of U Choice-D

For a convex spherical mirror, the graph of inverse of v Vs. inverse of u is shown in figure.

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