# On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be?

On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be?

On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be zero at its upper end.

## Related questions

Description : On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be?

Last Answer : On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be upwards at its upper end.

Description : A heavy ladder resting on floor and against a vertical wall may not be in equilibrium, if?

Last Answer : A heavy ladder resting on floor and against a vertical wall may not be in equilibrium, if the floor and wall both are smooth surfaces.

Description : Limiting force of friction is the?

Last Answer : Limiting force of friction is the friction force acting when the body is just about to move.

Description : On the ladder resting on the ground and leaning against a smooth vertical wall, the force of  friction will be  (A) Downwards at its upper end  (B) Upwards at its upper end  (C) Perpendicular to the wall at its upper end  (D) Zero at its upper end

Last Answer : (D) Zero at its upper end

Description : On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be (A) Towards the wall at its upper end (B) Away from the wall at its upper end (C) Upwards at its upper end (D) Downwards at its upper end

Last Answer : (C) Upwards at its upper end

Description : Kinetic friction is the?

Last Answer : Kinetic friction is the friction force acting when the body is in motion.

Description : Tangent of angle of friction is equal to?

Last Answer : Tangent of angle of friction is equal to coefficient of friction.

Description : Dynamic friction as compared to static friction is?

Last Answer : Dynamic  friction  is   less  compared  to  static  friction.

Description : Coulomb friction is the friction between?

Last Answer : Coulomb friction is the friction between bodies having relative motion.

Description : Coefficient of friction is the?

Last Answer : Coefficient of friction is the ratio of limiting friction and normal reaction.

Description : The ratio of limiting friction and normal reaction is known as?

Last Answer : The ratio of limiting friction and normal reaction is known as coefficient of friction.

Description : The coefficient of friction depends on?

Last Answer : The coefficient of friction depends on nature of surface.

Description : Angle of friction is the?

Last Answer : Angle of friction is the angle between normal reaction and the resultant of normal reaction and the limiting friction.

Description : A heavy ladder resting on floor and against a vertical wall may not be in equilibrium, if (A) The floor is smooth, the wall is rough (B) The floor is rough, the wall is smooth (C) The floor and wall both are smooth surfaces (D) The floor and wall both are rough surfaces

Last Answer : (C) The floor and wall both are smooth surfaces

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Description : How to Climb a Ladder

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Description : A single force and a couple acting in the same plane upon a rigid body?

Last Answer : A single force and a couple acting in the same plane upon a rigid body cannot balance each other.

Description : Frictional force encountered after commencement of motion is called?

Last Answer : Frictional force encountered after commencement of motion is called dynamic friction.

Description : The product of either force of couple with the arm of the couple is called?

Last Answer : The product of either force of couple with the arm of the couple is called moment of the couple.

Description : A force is completely defined when we specify?

Last Answer : A force is completely defined when we specify magnitude, direction, point of application.

Description : A force acting on a body may?

Last Answer : A force acting on a body may introduce internal stresses, balance the other forces acting on it, retard its motion, change its motion.

Description : The unit of force in S.I. units is

Last Answer : The unit of force in S.I. units is Newton.

Description : ________ is a substance that can reduce the force of friction between the two surface in contact. a) lubricant b)paste c)water d)push

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Description :  vertical and horizontal resolution in brief.

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Description : vertical deflection system and explain its operation.

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Description : The vertical deflection of an electron beam on the screen of a CRO is measured to be 8 mm. Now, the potential difference between the Y-plates is doubled, and simultaneously the pre-accelerating anode voltage is reduced to half of ... on the screen would become (A) 64 mm (B) 32 mm (C) 8 mm (D) 1 mm

Last Answer : The vertical deflection of an electron beam on the screen of a CRO is measured to be 8 mm. Now, the potential difference between the Y-plates is doubled, and simultaneously the pre-accelerating ... of its previous value. Then, the vertical deflection of the beam on the screen would become 32 mm

Description : lf the wire which is vertical to this page has electron flow downwards the conductor will have

Last Answer : lf the wire which is vertical to this page has electron flow downwards the conductor will have a counter-clockwise field in the plane of the paper

Description : How to Install an Above Ground Pool

Last Answer : How to Install an Above Ground Pool Having an above the ground pool would be a nice addition to your house. It can be a source of fun and recreation. There is even a good variety of above the ground ... for you to clean and balance out the pool's water. This should be done before you swim in it.

Description : How to Ground an Outlet

Last Answer : How to Ground an Outlet The industry standard for electrical outlets is that they must be grounded. On older homes and appliances, electrical outlets installed on the wall may not be grounded at all ... you can replace the old-fashioned electrical system in your home and replace it with safe ones.

Description : Describe the concept of virtual ground with reference to op-Amp.

Last Answer : Virtual ground concept:-In circuit point A is virtual ground. Figure shows inverting amplifier using op-amp. In this circuit non-inverting terminal is connected to the actual ground. Due to ... zero potential without actually grounding is known as virtual ground concept. Circuit diagram:

Description : A minimum clearance of 6.3 m to ground is required for overhead lines when operating voltages are :  (A) less than 66 kV (B) lie between 66 kV and 110 kV (C) more than 165 kV (D) lie between 110 kV and 165 kV

Last Answer : A minimum clearance of 6.3 m to ground is required for overhead lines when operating voltages are : lie between 66 kV and 110 kV

Description : If an unsymmetrical line to ground fault occurs at the secondary terminals of a delta/star, ungrounded transformer, then  (A) zero sequence currents are present on both sides of the transformer  (B) ... side  (D) zero sequence currents are present on the primary side but not on the secondary side

Last Answer : If an unsymmetrical line to ground fault occurs at the secondary terminals of a delta/star, ungrounded transformer, then zero sequence currents are absent on both sides of the transformer

Description : The running winding of a single phase motor on testing with meggar is found to be ground. Most probable location of the ground will be?

Last Answer : The running winding of a single phase motor on testing with meggar is found to be ground. Most probable location of the ground will be at the slot edge where coil enters or comes out of the slot.

Last Answer : The ground wire should not be smaller than No 10 copper.

Last Answer : To avoid electric shock from electrical appliances to the human body

Description : What is Friction?

Last Answer : Friction is the force that opposes the relative motion or tendency to such motion of two bodies in contact. If we try to push a block of wood across a table, there are two opposing forces ... table) the object moves further and further before stopping. This demonstrates Galileo's law of inertia too.

Description : We often sprinkle talcum powder on the carom board . This is done to reduce ______ between the board and the striker. a) friction b)movement c)speed d)contact

Description : A ball bearing is used in shafts of motors, dynamos to reduce ______. a) movement b)friction c)speed d)none

Description : The skidding of vehicle on snow is because of very little _______. a) pull b)friction c)push d)none

Last Answer : They change the direction  of the objects  They change the size of the objects

Description : Describe with neat diagram air friction damping.

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Description : The friction losses in Real Transformers are :  (A) 0% (B) 5% (C) 25% (D) 50%