Home
Class 11
PHYSICS
Twenty identical cubical blocks each of ...

Twenty identical cubical blocks each of mass 100 gm and of side 10cm are lying on a horizontal surface. Work done in piling them one above the other is, (`g = 10ms^(-2)`)

A

20J

B

2J

C

19J

D

10J

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • WORK -POWER-ENERGY

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE-V MECHANICAL ENERGY AND ITS CONSERVATION STRAIGHT OBJECTIVE TYPE QUESTIONS)|11 Videos

  • WORK -POWER-ENERGY

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE-VI POWER STRAIGHT OBJECTIVE TYPE QUESTIONS)|6 Videos

  • WORK -POWER-ENERGY

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE -III CONSERVATIVE AND NON CONSERVATIVE FORCES INTEGER TYPE QUESTIONS)|1 Videos

  • VISCOSITY

    AAKASH SERIES|Exercise Questions for Descriptive Answers|3 Videos

  • WORK POWER ENERGY

    AAKASH SERIES|Exercise EXERCISE - 3|61 Videos

Similar Questions

Explore conceptually related problems

n identical cubes each of amss m an side I are on the horizontal surface. Then the minimum amount of work done to arrange then one on the ther is

Consider ..n.. number of indentical cubes each of mass ..m.. and side ..a.. lying on a level ground. Find the work done in piling them one above the other.

Ten coins each of mass 10 gm are placed one above the other. The reaction force exerted by 7th coin from the bottom on the 8th coin is ( g= 10 ms^(-2) )