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Recent questions tagged friction
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1
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If the coefficient of static friction between shoes of a runner and the track is 0.85,
asked
Apr 7, 2019
in
Class 11
by
kratos
class-11
upsee
class-10
icse
speed & distance
friction
constructions
locus
time
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vote
1
answer
State any two illustrations for Newton’* third law of motion.
asked
Apr 7, 2019
in
Class 11
by
kratos
newtons laws of motion
class-8
class-11
force
friction
+3
votes
1
answer
A block is projected along a rough horizontal road with a speed of 10 m/*.
asked
Apr 6, 2019
in
Class 12
by
kratos
class-12
class-11
friction
newtons laws of motion
+2
votes
1
answer
MS Office 2000 was developed by
asked
Apr 5, 2019
in
Class 12
by
kratos
newtons laws of motion
class-11
laws of motion
strategies for enhancement in food production
friction
spread sheet
class-12
+2
votes
1
answer
Two blocks of masses 20 kg and 10 kg are kept or a rough horizontal floor. The coefficient of friction between both blocks and floor is μ = 0.2.
asked
Apr 5, 2019
in
JEE
by
kratos
class-11
jee
jee mains 2019
jee mains
friction
class-12
+3
votes
1
answer
The pulley arrangement of fig. are identical. The mass of the rope is negligible. In (a) mass m is lifted up by attaching a mass (2 m)
asked
Apr 5, 2019
in
Class 11
by
kratos
class-11
friction
newtons laws of motion
+1
vote
1
answer
Give reasons for the following: (a) BCAA enriched diet is recommended to atheletes before and after exercise.
asked
Apr 4, 2019
in
Class 12
by
kratos
biotechnology
class-12
friction
class-11
physical education
class-9
series completion
+3
votes
1
answer
In the figure (i) an extensible string is fixed at one end and the other end is pulled by a tension T.
asked
Apr 4, 2019
in
JEE
by
kratos
newtons laws of motion
class-11
jee
sound waves
centre of mass
jee mains
friction
laws of motion
+3
votes
1
answer
The force due to rolling, static, and sliding friction in the increasing order is:
asked
Apr 1, 2019
by
kratos
class-8
thermodynamics
pressure
force
friction
+2
votes
1
answer
A boy of mass M is applying a horizontal force to slide a box of mass M' on a rough horizontal surface,
asked
Mar 31, 2019
in
Class 11
by
kratos
newtons laws of motion
class-8
class-11
thermodynamics
friction
+2
votes
1
answer
What is ladder friction? How many forces are acting on a ladder?
asked
Mar 31, 2019
by
kratos
class-8
thermodynamics
friction
+3
votes
1
answer
It is sometimes heard that the inertial frame of reference is only an ideal concept and no such inertial frame actually exists.
asked
Mar 30, 2019
in
Class 11
by
kratos
dynamics
cbse
newtons laws of motion
class-11
friction
+2
votes
1
answer
A car is going at a speed of 21.6 km/hr when it encounters a 12.8 m long slope of angle 30
asked
Mar 30, 2019
in
JEE
by
kratos
algebra
class-8
csat
class-11
energy
jee
time and distance
jee mains
friction
+3
votes
1
answer
A weight 500N just starts moving down a rough inclined plane supported by force 200N acting
asked
Mar 29, 2019
in
Mathematics
by
kratos
thermodynamics
friction
+1
vote
1
answer
A vertical tank, open at the top, is filled with a liquid and rests on a smooth horizontal surface.
asked
Mar 26, 2019
in
JEE
by
kratos
fluid mechanics
jee
thermodynamics
optics
jee mains
friction
+2
votes
1
answer
Four ******** were asked to arrange forces due to rolling, static and sliding frictions in a decreasing order.
asked
Mar 25, 2019
by
kratos
class-8
thermodynamics
friction
+2
votes
1
answer
A body of weight 100N rests on a rough horizontal surface (µ = 0.3) and is acted upon by a force applied at an angle of 300 to the horizontal.
asked
Mar 24, 2019
in
Class 11
by
kratos
thermodynamics
class-11
newtons laws of motion
friction
+3
votes
1
answer
Define the term Negative vector and Zero vector.
asked
Mar 24, 2019
in
Class 11
by
kratos
class-11
cbse
friction
newtons laws of motion
+2
votes
1
answer
A body of mass M is kept on a rough horizontal surface (friction coefficient = μ).
asked
Mar 22, 2019
in
JEE
by
kratos
newtons laws of motion
class-11
jee
jee mains
friction
+2
votes
1
answer
It is difficult to walk on an oily floor because c
asked
Mar 21, 2019
by
kratos
class-8
cbse
friction
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