Select the correct statement from the following - Vidyadip

MCQ

Select the correct statement from the following

A
The orbital velocity of a satellite increases with the radius of the orbit
B
Escape velocity of a particle from the surface of the earth depends on the speed with which it is fired
C
The time period of a satellite does not depend on the radius of the orbit
✓
The orbital velocity is inversely proportional to the square root of the radius of the orbit

✓

Answer

Correct option: D.

The orbital velocity is inversely proportional to the square root of the radius of the orbit

d
(d)${v_0} = \sqrt {\frac{{GM}}{r}} $

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

NEET STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

If the kinetic energy of a free electron doubles, its de-Broglie wavelength changes by the factor

In Fresnel’s biprism $(\mu = 1.5)$ experiment the distance between source and biprism is $0.3\, m$ and that between biprism and screen is $0.7\,m $ and angle of prism is $1^o $. The fringe width with light of wavelength $6000 Å$ will be

In the circuit diagrams $(A, B, C$ and $D$) shown below, $R$ is a high resistance and $S$ is a resistance of the order of galvanometer resistance $G$. The correct circuit, corresponding to the half deflection method for finding the resistance and figure of merit of the galvanometer, is the circuit labelled as

From the following statements, concerning ideal gas at any given temperature $T,$ select the correct one(s)

Force between two identical bar magnets whose centres are $r $ metre apart is $ 4.8\, N$ , when their axes are in the same line. If separation is increased to $2r,$ the force between them is reduced to.....$N$

A body is rolling without slipping on a horizontal plane. If the rotational energy of the body is $40\%$ of the total kinetic energy, then the body might be

The following diagram is an arrangement to view the interference pattern produced by a wedge of liquid between a microscope slide and a glass block. The interference pattern obtained is made of equally spaced parallel fringes. The fringe separation (or fringe width) may be decreased by some of the following actions (Consider one change at a time).

Sound wave travels with a velocity of $300\, m\, s^{-1}$ through a gas. $9\, beats$ are produced in $3\, s$ when two waves pass through it simultaneously. If one of the waves has $2\, m$ wavelength, the wavelength of the other wave is ..... $m$

Imagine a new planet having the same density as that of earth but it is $3$ times bigger than the earth in size. If the acceleration due to gravity on the surface of earth is $g$ and that on the surface of the new planet is $g^{\prime}$, then

Which of the following transitions in hydrogen atoms emit photons of highest frequency?