Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • Engineering
  • If the radius of earth shrinks by 2% while its mass remains same. The acceleration due to gravity on the earth's surface will approximately :  Op

If the radius of earth shrinks by 2% while its mass remains same. The acceleration due to gravity on the earth's surface will approximately :
 

Option: 1

decrease by 2%

 


Option: 2

decrease by 4%


Option: 3

increase by 2%
 


Option: 4

increase by 4%


Answers (1)

best_answer

\mathrm{g=\frac{G M}{R^2} }

\mathrm{\text { as } R\downarrow, 9 \uparrow }

\mathrm{\frac{\Delta g}{g}=-2 \frac{\Delta R}{R} }

\mathrm{\frac{\Delta g}{g} \times 100=4 %}
The acceleration due to gravity on the earth's surface will approximately increase by 4%

Hence 4 is correct option.

Posted by

himanshu.meshram

View full answer

JEE Main high-scoring chapters and topics

Study 40% syllabus and score up to 100% marks in JEE

Similar Questions

Trending Articles/News

anam-khan

JEE Main 2025: 11 from Kota coaching centres among 24 students with 100 percentile
anam-khan

Low JEE Main rank? Explore alternative paths for engineering admission
anam-khan

Gender-gap in JEE Main 2025: Female participation remains around 31%, overall pool drops by 7.09%

Latest Question