Physics
General
Easy

Question

A force (F) varies with time (t) as shown in fig. Average force aver a complete cycle is

  1. Zero
  2. F subscript 0 divided by square root of 2
  3. F0/TJ
  4. 2Fg

The correct answer is: Zero

Book A Free Demo

+91

Grade*

Related Questions to study

General
physics

Fig shows the displacement of a particle going along X axis as a function of time. The force acting an the particle is zero in the region

Fig shows the displacement of a particle going along X axis as a function of time. The force acting an the particle is zero in the region

physicsGeneral
General
physics

A sparrow flying in air sits on a stretched wire. If the weight of the sparrow is W, which of  the following is true about the tension T produced in the wire?

A sparrow flying in air sits on a stretched wire. If the weight of the sparrow is W, which of  the following is true about the tension T produced in the wire?

physicsGeneral
General
physics

A body of mass 6 kg is hanging from another body af mass 10 kg as shown in fig. This condition is being pulled up by a spring with an acceleration of 2ms-2. the tension I subscript 1 is (g=10ms-2)

A body of mass 6 kg is hanging from another body af mass 10 kg as shown in fig. This condition is being pulled up by a spring with an acceleration of 2ms-2. the tension I subscript 1 is (g=10ms-2)

physicsGeneral
General
physics

A stone of mass 2Kg is tiod to a string of length 0.5 m h the braking tension of the string is 900 N, then the maximum angular velocity the stone can have in uniform circular motion is

A stone of mass 2Kg is tiod to a string of length 0.5 m h the braking tension of the string is 900 N, then the maximum angular velocity the stone can have in uniform circular motion is

physicsGeneral
General
physics

A granophyre record is revolving with an angular velocity omega . A coin is placed at a distance r from the center of the record. The coefficient of static is. The coin will revolve if

A granophyre record is revolving with an angular velocity omega . A coin is placed at a distance r from the center of the record. The coefficient of static is. The coin will revolve if

physicsGeneral
General
General

A shell of mass 200g is ejected from a gun of mass 4 kg  by an explosion that generates 1.05KJ of energy. The initial velocity of the shall is

A shell of mass 200g is ejected from a gun of mass 4 kg  by an explosion that generates 1.05KJ of energy. The initial velocity of the shall is

GeneralGeneral
General
chemistry-

The oxidation states of S atoms in S subscript 4 end subscript O subscript 6 end subscript superscript 2 minus end superscript from left to right respectively are

The oxidation states of S atoms in S subscript 4 end subscript O subscript 6 end subscript superscript 2 minus end superscript from left to right respectively are

chemistry-General
General
General

A 0.5 kg ball moving with a speed of 12ms- 1strikes a hand wall at an angle of 300 with the wall. It is reflected with the same speed and at the same angle. If the ball is in contact with the wall for. 0.025 s the average force acting on the wall is

A 0.5 kg ball moving with a speed of 12ms- 1strikes a hand wall at an angle of 300 with the wall. It is reflected with the same speed and at the same angle. If the ball is in contact with the wall for. 0.025 s the average force acting on the wall is

GeneralGeneral
General
maths-

Two forces, each numerically equal to 5 N, are acting as shown in the fig. Then the resultant is -

Angle between the vectors is 120º

Two forces, each numerically equal to 5 N, are acting as shown in the fig. Then the resultant is -

maths-General
Angle between the vectors is 120º
General
physics

Two masses M and M/2 are joined to gether by means of light inexcusable string passed aver Z, fiction pulley as shown in fig. When the bigger mass is rekasod, the small and will ascend with an acceleration

Two masses M and M/2 are joined to gether by means of light inexcusable string passed aver Z, fiction pulley as shown in fig. When the bigger mass is rekasod, the small and will ascend with an acceleration

physicsGeneral
General
biology

Mark the correct sequence -

Mark the correct sequence -

biologyGeneral
General
physics

Two bodies of equal masses revolve in circular orbits of radii R1 and R2 will the same period Their centripetal forces are in the ratio.

Two bodies of equal masses revolve in circular orbits of radii R1 and R2 will the same period Their centripetal forces are in the ratio.

physicsGeneral
General
physics

A given object takes n times more lime to slide down 450  roagh inclin a practly smooth  incline. The cofficient of kinetic function between the object and the incline is

A given object takes n times more lime to slide down 450  roagh inclin a practly smooth  incline. The cofficient of kinetic function between the object and the incline is

physicsGeneral
General
physics

A car travelling at a speed of 30kmh is bought to a halt in 8 metros by applying brakes. If the same car is travelling at 60kh it can be bought to a halt with the same breaking power in

A car travelling at a speed of 30kmh is bought to a halt in 8 metros by applying brakes. If the same car is travelling at 60kh it can be bought to a halt with the same breaking power in

physicsGeneral
General
physics

A 7 kg object is subject to two forces (in newton) F with not stretchy bar on top subscript 1 equals 20 i plus30j and  Error converting from MathML to accessible text. The magnitade of resulting acceleration in ms-2 will be

A 7 kg object is subject to two forces (in newton) F with not stretchy bar on top subscript 1 equals 20 i plus30j and  Error converting from MathML to accessible text. The magnitade of resulting acceleration in ms-2 will be

physicsGeneral