MY CART (5)

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

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: R

There are no items in this cart.
Continue Shopping
Menu
suhel malik Grade:
        

Q..No work is done by a force on an object if-


(a) the force is always perpendicular to the velocity


(b) the force is always perpendicular to its acceleration.


(c) the object is stationary but the point of application of the force moves on the object


(d) the object moves in such a way that the point of application of the force remains fixed.


 


 


one or more than one correct answer question.....

7 years ago

Answers : (1)

Badiuddin askIITians.ismu Expert
147 Points
										

Dear suhel malik


Option a,c,d are correct.


option a  is correct W=F.x cosΘ    here Θ is 90 so wor done is zero


option c is correct  because  x is zero


option d is correct because x is zero


Please feel free to post as many doubts on our discussion forum as you can.
If you find any question Difficult to understand - post it here and we will get you
the answer and detailed  solution very  quickly.

 We are all IITians and here to help you in your IIT JEE preparation.

All the best.
 
Regards,
Askiitians Experts
Badiuddin







7 years ago
Think You Can Provide A Better Answer ?
Answer & Earn Cool Goodies
  • Complete Physics Course - Class 12
  • OFFERED PRICE: R 2,600
  • View Details
Get extra R 520 off
USE CODE: MOB20
  • Complete Physics Course - Class 11
  • OFFERED PRICE: R 2,800
  • View Details
Get extra R 560 off
USE CODE: MOB20

Ask Experts

Have any Question? Ask Experts

Post Question

 
 
Answer ‘n’ Earn
Attractive Gift
Vouchers
To Win!!! Click Here for details