Home
Class 12
PHYSICS
A heavenly body is receding from earth s...

A heavenly body is receding from earth such that the fractional change in `lambda` is 1, then its velocity is

A

C

B

`(3C)/5`

C

`C/5`

D

`(2C)/5`

Text Solution

Verified by Experts

The correct Answer is:
1
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS

    VMC MODULES ENGLISH|Exercise IN-CHAPTER EXERCISE-I|10 Videos

  • QUIZ

    VMC MODULES ENGLISH|Exercise PHYSICS|30 Videos

  • RAY OPTICS AND WAVE OPTICS

    VMC MODULES ENGLISH|Exercise IMPECCABLE|58 Videos

Similar Questions

Explore conceptually related problems

A body projected from the surface of the earth attains a height equal to the radius of the earth. The velocity with which the body was projected is

A body is projected vertically upward from the surface of the earth, then the velocity-time graph is:-

If the escape velocity of the body which is thrown from earth surface is V_e , then the escape velocity of the body if it is thrown at an angle theta from horizontal earth s surface is

A body is projected horizontally from the surface of the earth (radius = R ) with a velocity equal to n times the escape velocity. Neglect rotational effect of the earth. The maximum height attained by the body from the earth s surface is R//2 . Then, n must be

For an adiabatic expansion of an ideal gas the fractional change in its pressure is equal to

If a body of mass m is raised to height 2 R from the earth s surface, then the change in potential energy of the body is (R is the radius of earth)

The escape velocity for a body projected vertically upwards from the surface of the earth is 11.2 km s^(-1) . If the body is projected in a direction making an angle 45^@ with the vertical, the escape velocity will be

The escape velocity from earth is 11.2 km per sec. If a body is to be projected in a direction making an angle 45^(@) to the vertical, then the escape velocity is

The escape velocity of a body projected vertically upward from the earth's surface is 11.2 " kms"^(-1) . If the body is projected in a direction making 30^(@) angle to the vertical, its escape velocity in this case will be

A body falls freely from a height of 50 m. Simultaneously, another body is thrown from the surface of earth with a certain initial velocity. The two bodies meet at a height of 10 m. What is the initial velocity of the second body ?