Thank you for registering.

One of our academic counsellors will contact you within 1 working day.

Please check your email for login details.
MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping

A BALL OF MASS 100g IS THROWN FROM THE GROUND WITH SPEED 20 m/s COMES BACK TO THE GROUND WITH SPEED 10 m/s . FIND THE WORK DONE BY THE AIR RESISTANCE.

 A BALL OF MASS 100g IS THROWN FROM THE GROUND WITH SPEED 20 m/s COMES BACK TO THE GROUND WITH SPEED 10 m/s . FIND THE WORK DONE BY THE AIR RESISTANCE.

Grade:12

1 Answers

Eshan
askIITians Faculty 2095 Points
2 years ago
Dear student,

Form law of conservation of energy, the work done by air resistance= loss in kinetic energy of the ball.

=\dfrac{1}{2}m(v_1^2-v_2^2)=\dfrac{1}{2}(0.1)(20^2-10^2)J=15J

Think You Can Provide A Better Answer ?

Provide a better Answer & Earn Cool Goodies See our forum point policy

ASK QUESTION

Get your questions answered by the expert for free