A heavy box having a mass of 300 kg is m...

A heavy box having a mass of 300 kg is moved along the floor for a distance of 10m. If the coefficient of sliding friction is 0.2m how many kcal of heat are produced ?

Topper's Solved these Questions

HEAT
SL ARORA|Exercise TYPE B|2 Videos
HEAT
SL ARORA|Exercise TYPE C|2 Videos
HEAT
SL ARORA|Exercise Problem For Self Practice|72 Videos
GRAVITATION
SL ARORA|Exercise m|1 Videos
IIT SUPPLEMENT
SL ARORA|Exercise example|14 Videos

Similar Questions

Explore conceptually related problems

A heavy box having a mass of 2 quintal is pulled along the floor for 8 metre. If coefficient of sliding friction is 0.2, how much heat is developed ? Given J = 4.2 xx 10^(3)J kcal ^(-1)

A block of mass 50 kg slides over a horizontal distance of 1m. If the coefficient of friction between their surface is 0.2, then work done against friction is (take g = 9.8 m//s^(2) ) :

A 500kg horse pulls a cart of mass 1500kg along a level road with an acceleration of 1m//s^(2) . if coefficient of sliding friction is 0.2 then force exerted by the earth on horse is .

A car of mass 800 kg moves on a circular track of radius 40 m . If the coefficient of friction is 0.5, then maximum velocity with which the car can move is

On a rough horizontal surface, a body of mass 2 kg is given a velocity of 10 m / s . If the coefficient of friction is 0.2 and g=10m//s^(2) , the body will stop after covering a distance of

A heavy box of mass 20 kg is pulled on a horizontal force.If the coefficient of kinetic friction between the box and the horizontal surface is 0.25, find the force of friction exerted by horizontal surface on the box.

A block of mass 2 kg is kept on a rough horizontal floor an pulled with a force F. If the coefficient of friction is 0.5. then the minimum force required to move the block is :-

A block of mass 2 kg is placed on the floor . The coefficient of static friction is 0.4 . If a force of 2.8 N is applied on the block parallel to floor , the force of friction between the block and floor is : (Taking g = 10 m//s^(2) )

SL ARORA-HEAT-Example

Density rho, mass m and volume V are related as rho = m//V. Prove that...
Text Solution
|
In a Joule's experiment, two weights of 5 kg each fall through a heigh...
Text Solution
|
A heavy box having a mass of 300 kg is moved along the floor for a dis...
Text Solution
|
A lead bullet weighing 20 g and moving with a velocity of 100 ms^(-1) ...
Text Solution
|
The height of Niagra falls is 50 m. Calculate the difference in temper...
Text Solution
|
In Joule's experiment, a mass of 0.8 kg was allowed to fal through a h...
Text Solution
|
How much height can a 60 kg mass climb by using energy from a slice of...
Text Solution
|
During the Indo-Pakistan war, a soldier observed that the lead bullet ...
Text Solution
|
A closed card board tube is 50 cm in length an contains 200g of lead s...
Text Solution
|
How much work in joule is done in producing heat necessary to convert ...
Text Solution
|
A 10 kW drilling machine is used to drill a bore in a small aluminium ...
Text Solution
|
In an experiment to determine the specific heat of a metal,a 0.20 kg b...
Text Solution
|
A child running a temperature of 101^F is given and antipyrin (i.e. a ...
Text Solution
|
A copper block of mass 2.5 kg is heated in a furnace to a temperature ...
Text Solution
|
A thermally isolated vessel contains 100g of water at 0^(@)C when air ...
Text Solution
|
A cylinder of fixed capacity 44.8 litre contains helium gas at standar...
Text Solution
|
Calculate the specific heat capacity at constant volume for a gas. Giv...
Text Solution
|
Calculate the difference between the two principal specific heats of ...
Text Solution
|
For a gas, difference between two specific heats is 5000 J/ mole°C. If...
Text Solution
|
Specific heat of argon at constant pressure is 0.125 cal.g^(-1) K^(-1)...
Text Solution
|