badge image

Enroll For Free Now & Improve Your Performance.

×
User Icon
User Icon
User Icon
User Icon
User Icon

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
Menu
Grade: 12

                        

A wooden plank of mass 20kg is resting on a smooth horizontal floor.A man of mass 60kg starts moving from one end of the plank to the other end.The length of the plank is 10m.Find the displacement of the plank over the floor when the man reaches the other end of the plank.

3 years ago

Answers : (2)

Sony yadav
13 Points
							7.5m
						
2 years ago
Roshan Shah
16 Points
							
Answer is 7.5m 
Use simple trick S : (m/M+m)*L
Where m: mass of wooden planck
            M : mass of man
            L: boat length
Now Net displacement of boat = 10-S
2 years ago
Think You Can Provide A Better Answer ?
Answer & Earn Cool Goodies


Course Features

  • 101 Video Lectures
  • Revision Notes
  • Previous Year Papers
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Test paper with Video Solution


Course Features

  • 110 Video Lectures
  • Revision Notes
  • Test paper with Video Solution
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Previous Year Exam Questions


Ask Experts

Have any Question? Ask Experts

Post Question

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