An astronaut, while revolving in a circular orbit happens to throw a spoon outside. What will happen to the spoon?

It will reach the earth surface

It will continue to move in a circular orbit

If the earth stops rotating, the value of g at the equator ___________

First increases and then decreases

Statement 1 The length of the day is slowly increasing.Statement 2 The dominant effect causing a slow down in the rotation of the earth is the gravitational pull of other planets in the solar system.

Statement 1 and statement 2 are correct and statement 2 is the correct explanation of statement 1

Statement 1 and statement 2 are correct but statement 2 is not the correct explanation of statement 1

Statement 1 is true but statement 2 is false

Both statement 1 and 2 are false

Explore topic-wise MCQs in Engineering Physics.

This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Physics knowledge and support exam preparation. Choose a topic below to get started.

1.	A satellite orbiting the earth with speed v₀. To make the satellite escape, what should be the minimum percentage increase in its velocity?
A.	41.5%
B.	44.1%
C.	41.4%
D.	40%
Answer» D. 40%

Discussion

2.	A satellite does not need ant fuel to circle around the earth.
A.	True
B.	False
Answer» B. False

Discussion

3.	It is possible to place an artificial satellite in an orbit, such that it is always visible over New Delhi.
A.	True
B.	False
Answer» C.

Discussion

4.	An astronaut, while revolving in a circular orbit happens to throw a spoon outside. What will happen to the spoon?
A.	It will reach the earth surface
B.	It will escape the universe
C.	It will remain stationary
D.	It will continue to move in a circular orbit
Answer» E.

Discussion

5.	The value of escape velocity on a certain planet is 2km/s. Then the value of orbital speed for a satellite orbiting close to its surface is ___________
A.	12km/s
B.	1km/s
C.	2km/s
D.	2 2km/s
Answer» D. 2 2km/s

Discussion

6.	A satellite revolves very near to the earth surface. Its speed should be around?
A.	5km/s
B.	8km/s
C.	2km/s
D.	11km/s
Answer» C. 2km/s

Discussion

7.	If the earth stops rotating, the value of g at the equator ___________
A.	Increases
B.	Decreases
C.	No effect
D.	First increases and then decreases
Answer» B. Decreases

Discussion

8.	Statement 1 The length of the day is slowly increasing. Statement 2 The dominant effect causing a slow down in the rotation of the earth is the gravitational pull of other planets in the solar system.
A.	Statement 1 and statement 2 are correct and statement 2 is the correct explanation of statement 1
B.	Statement 1 and statement 2 are correct but statement 2 is not the correct explanation of statement 1
C.	Statement 1 is true but statement 2 is false
D.	Both statement 1 and 2 are false
Answer» E.

Discussion

Explore topic-wise MCQs in Engineering Physics.

A satellite orbiting the earth with speed v0. To make the satellite escape, what should be the minimum percentage increase in its velocity?

A satellite does not need ant fuel to circle around the earth.

It is possible to place an artificial satellite in an orbit, such that it is always visible over New Delhi.

An astronaut, while revolving in a circular orbit happens to throw a spoon outside. What will happen to the spoon?

The value of escape velocity on a certain planet is 2km/s. Then the value of orbital speed for a satellite orbiting close to its surface is ___________

A satellite revolves very near to the earth surface. Its speed should be around?

If the earth stops rotating, the value of g at the equator ___________

Statement 1 The length of the day is slowly increasing.Statement 2 The dominant effect causing a slow down in the rotation of the earth is the gravitational pull of other planets in the solar system.

A satellite orbiting the earth with speed v₀. To make the satellite escape, what should be the minimum percentage increase in its velocity?

Statement 1 The length of the day is slowly increasing.
Statement 2 The dominant effect causing a slow down in the rotation of the earth is the gravitational pull of other planets in the solar system.