Physics

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Easy

### Question

#### A partly hanging uniform chain of length L is resting on a rough horizontal table. l is the maximum possible length that can hang in equilibrium The coefficient of friction between the chain and table is…….

#### The correct answer is:

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### Related Questions to study

physics

#### Three blocks having equal mass of 2 kg are hanging on a string passing over a pulley as shown in figure. what will be the tension produced in a string connecting the blocks B and .C

#### Three blocks having equal mass of 2 kg are hanging on a string passing over a pulley as shown in figure. what will be the tension produced in a string connecting the blocks B and .C

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#### A bag of sand of mass m is suspended hy rope. A bullet of mass is fired at it with a velocity v and gets embedded into it . The velocity of the bag finally is…….

#### A bag of sand of mass m is suspended hy rope. A bullet of mass is fired at it with a velocity v and gets embedded into it . The velocity of the bag finally is…….

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#### A train is moving along a horizontal track. A pendulum suspended from the roof makes an angle of 4^{0} with the vertical. The acceleration of the train is-ms^{2}(g=10ms^{2)}

#### A train is moving along a horizontal track. A pendulum suspended from the roof makes an angle of 4^{0} with the vertical. The acceleration of the train is-ms^{2}(g=10ms^{2)}

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#### Three blocks A,B, and C of equal mass m are placed one over the other, one on a smooth horizontal ground as shown in figure. Coefficient of friction between any two blocks of A,B and C is 0.5 What would he the maximum value of mass of block so that the blocks A,B and C move without slipping over each other

#### Three blocks A,B, and C of equal mass m are placed one over the other, one on a smooth horizontal ground as shown in figure. Coefficient of friction between any two blocks of A,B and C is 0.5 What would he the maximum value of mass of block so that the blocks A,B and C move without slipping over each other

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#### A body of mass m rests on horizontal surface. The coefficient of friction between the body and the surface is if the body is pulled by a force P as shown in figure the limiting function between body and surface will be……..

#### A body of mass m rests on horizontal surface. The coefficient of friction between the body and the surface is if the body is pulled by a force P as shown in figure the limiting function between body and surface will be……..

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#### A block of mass 300 kg is set into motion on a frictionless horizontal surface with the help of frictionless pulley and a rope system as shown in figure. What horizontal force F should be applied to produce in the block an acceleration of 1 ms^{-1}

#### A block of mass 300 kg is set into motion on a frictionless horizontal surface with the help of frictionless pulley and a rope system as shown in figure. What horizontal force F should be applied to produce in the block an acceleration of 1 ms^{-1}

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#### If is a polynomial function such that

#### If is a polynomial function such that

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#### A body of mass. 5 kg starts motion form the origin with an initial velocity If a constant force acts an the body, than the time in which the Y-component of the velocity becomes zero is……

#### A body of mass. 5 kg starts motion form the origin with an initial velocity If a constant force acts an the body, than the time in which the Y-component of the velocity becomes zero is……

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#### An L -shaped tube with a small office is held in a water stream as shown in fig. The upper end of the tube is? 10.6cm above the surface of water. What will be the. height of the set of water coming from the office velocity of water stream is 2.45 m/s^{2}

#### An L -shaped tube with a small office is held in a water stream as shown in fig. The upper end of the tube is? 10.6cm above the surface of water. What will be the. height of the set of water coming from the office velocity of water stream is 2.45 m/s^{2}

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Maths-

For, , we have to find x when f(x) will be greater than or equals to 0.

As per the given function,

f(x) will be negative when

f(x) will be positive or 0 when (as f(x)= )

f(x) will be positive when (as f(x)= )

So, for

As per the given function,

f(x) will be negative when

f(x) will be positive or 0 when (as f(x)= )

f(x) will be positive when (as f(x)= )

So, for

Maths-General

For, , we have to find x when f(x) will be greater than or equals to 0.

As per the given function,

f(x) will be negative when

f(x) will be positive or 0 when (as f(x)= )

f(x) will be positive when (as f(x)= )

So, for

As per the given function,

f(x) will be negative when

f(x) will be positive or 0 when (as f(x)= )

f(x) will be positive when (as f(x)= )

So, for

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#### Same forces act an two bodies of different mass 2 kg and 5 kg initially at rest. The ratio of times. required to acquire same final velocity is…..

#### Same forces act an two bodies of different mass 2 kg and 5 kg initially at rest. The ratio of times. required to acquire same final velocity is…..

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#### An object of mass 3 kg is moving with a velocity of 5 m/s along a stright path. If a force of 12 N is applied for 3 sec on the object in a perpendicular to its direction of motion. The magnitude of velocity of the particle at the end of 3 sec is……..m/s.

#### An object of mass 3 kg is moving with a velocity of 5 m/s along a stright path. If a force of 12 N is applied for 3 sec on the object in a perpendicular to its direction of motion. The magnitude of velocity of the particle at the end of 3 sec is……..m/s.

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#### A rope which can withstand a maximum tension of 400 N hangs from a tree. If a monkey of mass 30 kg climbs on the rope in which of the following cases-will the rope break? (take g=10 ms^{2} and neglect the mass of rope)

#### A rope which can withstand a maximum tension of 400 N hangs from a tree. If a monkey of mass 30 kg climbs on the rope in which of the following cases-will the rope break? (take g=10 ms^{2} and neglect the mass of rope)

physicsGeneral

Maths-

#### Let

For

f(g(x))=f(1+x-)

f(g(2009))= f (1+2009-)

= f (1+2009-2009)

= f (1)

=1 (as x is greater than 0)

g(f(x))=g(f(2009))

= g(1) (f(2009)=0 as x is greater than 0)

=1+1-

=2+1

=1

f(g(x))=f(1+x-)

f(g(2009))= f (1+2009-)

= f (1+2009-2009)

= f (1)

=1 (as x is greater than 0)

g(f(x))=g(f(2009))

= g(1) (f(2009)=0 as x is greater than 0)

=1+1-

=2+1

=1

#### Let

Maths-General

For

f(g(x))=f(1+x-)

f(g(2009))= f (1+2009-)

= f (1+2009-2009)

= f (1)

=1 (as x is greater than 0)

g(f(x))=g(f(2009))

= g(1) (f(2009)=0 as x is greater than 0)

=1+1-

=2+1

=1

f(g(x))=f(1+x-)

f(g(2009))= f (1+2009-)

= f (1+2009-2009)

= f (1)

=1 (as x is greater than 0)

g(f(x))=g(f(2009))

= g(1) (f(2009)=0 as x is greater than 0)

=1+1-

=2+1

=1