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What is the weigh of a body placed at thecentre of the earth ? Infinite

ZeroMaximumMinimum

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[2014]

State the SI Unit of the momentum of thebody ? Kg m/s

N s-1Kg msN Kg m/s


[2002]

A metallic ball is hanging by a string from afixed support. Draw a Neat Labelled diagramshowing the forces acting on the ball and thestring.


[2013,2009]

Where is the centre of gravity of auniform ring situated ?

Centre of ring within amaterialCentre of ring outsidea materialBetween the centreGeometrical Centre


[2013]

State whether the statement is true of False."The position of the centre of gravity point ofthe body remains unchanged even when thebody is deformed."

TrueFalse


[2013]

A boy of mass 30 kg is sitting at a distance of2 m from the middle of a see saw. whereshould a boy of mass 40 kg sit so as tobalance the see saw ? 2m

2.5m1m1.5m


[2012]

If the moment of force is assigned a negativesign then will the turning tendency of theforce be clockwise or Anti clockwise ?

ClockwiseAnticlockwise


[2012]

Define 1 KGF ?1 KGF IS THE FORCE with which the earth pullsan object of mass 1 kg towards itself.1 KGF is the weight with which the bodyattracts an object of mass 1 kg towards theearth.1 Kgf is defined as the attraction betweenearth and 1 kg mass object.


[2012]

A man can open a nut by applying a force of150 N by using a lever handle of Length0.4m . What should be the length of thehandle, if he is able to open it by applying aforce of 60 N ? 1m

2m3m4m


[2011]

A body of mass 1.5 Kg is dropped from the2nd floor of a building which is at a height of12m . What is the force acting on it during itsfall ? 15 N

14.7 N14.6 N15.7 N


[2008]

What is the weight of the body of mass 12 Kg? 120 N

117.6 N116.7 N118 N


[2001]

Two forces each of 5N act vertically upwards anddownwards respectively. On the two ends of a uniformmetre rule which is placed at its mid point as shown inthe diagram. Determine the magnitude of theresultant moment of these forces about the mid point

-5 Nm5 Nm2.5 Nm-2.5 Nm


[2014]

5N

5N

50cm 50cm

The weights of two bodies are 2.0 N and2.0 Kgf respectively. What is the mass ofEach Body ? 0.2 Kg , 2 Kg

2 Kg , 0.2 Kg0.02 Kg , 0.2 Kg2 Kg , 20 Kg


[2003]

Is it possible to have an accleratedmotion with a constant speed ?

YesNo


[2014]

With a reference to their direction ofaction , how does a centripetal forcediffer from a centrifugal force ?

OppositePerpendicularSame DirectionNOTA


[2013]

Write a relation between the SI unit andCGS unit of force 1N = 10^5 Dyne

1 N = 10^-5 Dyne1 Dyne = 10^-5 Dyne1 N = 10^7 Dyne


[2011]

force pyq mcq - clarifyknowledge.in

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