Last Updated On 01-06-2023 - By Jeesha Sara
A satellite is moving with a constant speed v in circular orbit around the earth. An object of mass ‘m’ is ejected from the satellite such that it just escapes from the gravitational pull of earth. At the time of ejection, the kinetic energy of the object is :
(a)
(b)
(c)
2
(d)
A satellite is moving with a constant speed v in circular orbit around the earth. An object of mass ‘m’ is ejected from the satellite such that it just escapes from the gravitational pull of earth. At the time of ejection, the kinetic energy of the object is :
(a)
(b)
(c)
2
(d)
Question ID - 50220 :-
A satellite is moving with a constant speed v in circular orbit around the earth. An object of mass ‘m’ is ejected from the satellite such that it just escapes from the gravitational pull of earth. At the time of ejection, the kinetic energy of the object is :
(a)
(b)
(c)
2
(d)
|
A satellite is moving with a constant speed v in circular orbit around the earth. An object of mass ‘m’ is ejected from the satellite such that it just escapes from the gravitational pull of earth. At the time of ejection, the kinetic energy of the object is : |
|||
|
(a) |
|
(b) |
|
|
(c) |
2 |
(d) |
|
At height r from center of earth. Orbital velocity
=
By energy conservation
KE of ‘m’ +
=0+0
(At infinity, PE=KE=0)
⇒KE of ‘m’=
=
m=
Next Question :
|
A solid metal cube of edge length 2 cm is moving in a positive y direction at a constant speed of 6m/s. there is a uniform magnetic field of 0.1 T in the positive z-direction. The potential difference between the two faces of the cube perpendicular to the x-axis, is: |
|||
|
(a) |
6 mV |
(b) |
1 mV |
|
(c) |
12 mV |
(d) |
2 mV |
View Topper Answer
We hope we have given the updated helpful answer / content for your query in an easily accessible format to help you in preparing adequately. We do offer free support materials, 10th maths guide, 10th science guide, 10th tamil guide, 10th social guide, 10th english guide, science 10th guide and also for all the classes books and guide to all the students who sign up for SaraNextGen. Apart from traditional textbook queries, we've got conjointly provided further high order level thinking issues, that are seemingly to be expected in boards and competitive exams. It includes conceptual queries, MCQs, Long and short answer type queries, etc. These Questions are designed to learn each student and academics by providing chapter-wise further issues focusing totally on testing conceptual information with applications. Here, we've got provided a number of the necessary ways in which within which the solutions of all the Questions will profit students of class 1 to 12. If you have any queries, drop a message to us and we will get back to you at the earliest.
