JEE Main 2022 · PhysicsNumerical answerNumerical valueEasyCalculation

JEE Main 25 June 2022, Shift 2, Physics Q55

Question 55 of 90 in this shift, Physics question 25 of 30, Section B.

Two satellites

S_1

and

S_2

are revolving in circular orbits around a planet with radius

R_1

= 3200 km and

R_2

= 800 km respectively. The ratio of speed of satellite

S_1

to the speed of satellite

S_2

in their respective orbits would be

\frac{1}{x}

where

x

= ____________.

Official answer

NTA final key.

Chapter: Gravitation
Topic: Orbital Mechanics
Idea tested: Orbital Velocity

Same idea in other shifts

Asked 6× in all

8 Apr 2024, Shift 2 · Q36Two satellite A and B go round a planet in circular orbits having radii 4R and R respectively. If the speed of A is $3v$ , the speed of B…EasySingle correct
10 Apr 2023, Shift 1 · Q34Two satellites of masses $m$ and $3m$ revolve around the earth in circular orbits of radii $r$ & $3\,r$ respectively. The ratio of orbital…EasySingle correct
12 Apr 2023, Shift 1 · Q31Two satellites A and B move round the earth in the same orbit. The mass of A is twice the mass of B. The quantity which is same for the…EasySingle correct
18 Mar 2021, Shift 2 · Q3A particle of mass m moves in a circular orbit under the central potential field, $U(r) = -\frac{C}{r}$ , where C is a positive constant.…MediumDiagram basedHas a figure
4 Sep 2020, Shift 2 · Q6A body is moving in a low circular orbit about a planet of mass M and radius R. The radius of the orbit can be taken to be R itself. Then…EasySingle correct

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.