The spokes used in the wheel of a bicycle increase its (1) Moment of inertia (2) Velocity (3) Acceleration (4) Momentum

The spokes used in the wheel of a bicycle increase its (1) Moment of inertia (2) Velocity (3) Acceleration (4) Momentum
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Moment of inertia
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The spokes used in the wheel of a bicycle increase its – (1) Moment of inertia (2) Velocity (3) Acceleration (4) Momentum

Description : The spokes used in the wheel of a bicycle increase its – (1) Moment of inertia (2) Velocity (3) Acceleration (4) Momentum

Last Answer : (1) Moment of inertia Explanation: A spoke is one of some number of rods radiating from the center of a wheel (the hub where the axle connects), connecting the hub with the round ... synthetic fibers, are also occasionally used. Metal spokes used in bicycles also increase the moment of inertia.

Radian per second is unit of _______. (1) Momentum (2) Moment of Inertia (3) Frequency (4) Angle Velocity

Description : Radian per second is unit of _______. (1) Momentum (2) Moment of Inertia (3) Frequency (4) Angle Velocity

Last Answer : (4) Angle Velocity Explanation: The SI unit of angular velocity is radians per second.

Total angular momentum of a body is given by A. I × ω; where I: moment of inertia of the body, ω: angular velocity B. I² × ω; where I: moment of inertia of the body, ω: angular velocity C. I² × ω²; where I: moment of inertia of the body, ω: angular velocity D. I × ω²; where I: moment of inertia of the body, ω: angular velocity

Description : Total angular momentum of a body is given by A. I ω; where I: moment of inertia of the body, ω: angular velocity B. I² ω; where I: moment of inertia of the body, ω: angular velocity C. I² ... the body, ω: angular velocity D. I ω²; where I: moment of inertia of the body, ω: angular velocity

Last Answer : I × ω; where I: moment of inertia of the body, ω: angular velocity

If a gymnast sitting on a rotating stool, with his arms outstretched suddenly lowers his arm a.the angular velocity will remain constant b.the angular momentum will increase c.the angular velocity will decrease d.his moment of inertia will decrease e.107 dynes

Description : If a gymnast sitting on a rotating stool, with his arms outstretched suddenly lowers his arm a.the angular velocity will remain constant b.the angular momentum will increase c.the angular velocity will decrease d.his moment of inertia will decrease e.107 dynes

Last Answer : d. his moment of inertia will decrease

A passenger standing in a bus is thrown outward when the bus takes a sudden turn. This happens due to – (1) Outward pull on him (2) Inertia of motion (3) Change in momentum (4) Change in acceleration

Description : A passenger standing in a bus is thrown outward when the bus takes a sudden turn. This happens due to – (1) Outward pull on him (2) Inertia of motion (3) Change in momentum (4) Change in acceleration

Last Answer : (2) Inertia of motion Explanation: This is inertia of direction. It is the ability of body to be in a state of direction of motion for example sun holds planets in a fixed elliptical path .this ... at rest or moving with a constant velocity. It is the property possessed by a body to resist change.

Newton's second law states that the net force acting on a body is equal to the body's time rate of change of: w) acceleration x) mass y) momentum z) inertia

Description : Newton's second law states that the net force acting on a body is equal to the body's time rate of change of: w) acceleration x) mass y) momentum z) inertia

Last Answer : ANSWER: Y -- MOMENTUM

A passenger standing in a bus is thrown outward when the bus takes a sudden turn. This happens due to (1) Outward pull on him (2) Inertia of motion (3) Change in momentum (4) Change in acceleration

Description : A passenger standing in a bus is thrown outward when the bus takes a sudden turn. This happens due to (1) Outward pull on him (2) Inertia of motion (3) Change in momentum (4) Change in acceleration

Last Answer : Inertia of motion

The torque acting on a system is zero. Which of the following will be conserved? a.Angular velocity b.Linear momentum c.107 dynes d.Angular momentum e.Moment of inertia

Description : The torque acting on a system is zero. Which of the following will be conserved? a.Angular velocity b.Linear momentum c.107 dynes d.Angular momentum e.Moment of inertia

Last Answer : d. Angular momentum

Out of the following pairs, which one does not have identical dimension? (1) Moment of inertia and moment of a force (2) Work and Torque (3) Angular momentum and Planck's constant (4) Impulse and Momentum

Description : Out of the following pairs, which one does not have identical dimension? (1) Moment of inertia and moment of a force (2) Work and Torque (3) Angular momentum and Planck's constant (4) Impulse and Momentum

Last Answer : (1) Moment of inertia and moment of a force

Which of the following have the same unit? (1) Work and power (2) Torque and moment of inertia (3) Work and torque (4) Torque and angular momentum

Description : Which of the following have the same unit? (1) Work and power (2) Torque and moment of inertia (3) Work and torque (4) Torque and angular momentum

Last Answer : (3) Work and torque Explanation: The SI unit of work is the Newton-metre or joule (J). A Newton meter is also the SI unit of torque (also called "moment" or "moment of force").

You are sitting in a frictionless barber chair. The barber decides to have some fun with you, so he spins the chair. As you spin, you find that you can slow down by extending your arms and legs. You have: w) decreased your angular momentum x) increased your angular momentum y) increased your moment of inertia z) changed the direction of the momentum vector

Description : You are sitting in a frictionless barber chair. The barber decides to have some fun with you, so he spins the chair. As you spin, you find that you can slow down by extending your ... increased your angular momentum y) increased your moment of inertia z) changed the direction of the momentum vector

Last Answer : ANSWER: Y --INCREASED YOUR MOMENT OF INERTIA

In a collision, which of the following four quantities is always conserved? w) momentum x) kinetic energy y) torque z) moment of inertia

Description : In a collision, which of the following four quantities is always conserved? w) momentum x) kinetic energy y) torque z) moment of inertia

Last Answer : ANSWER: W -- MOMENTUM

An ice skater is rotating with her arms extended. When she pulls in her arms her rate of rotation increases. Which of the following statements dealing with the process is TRUE? w) Her moment of inertia is increased. x) Kinetic energy is conserved. y) The skater does work when pulling in her arms. z) Angular momentum is increased.

Description : An ice skater is rotating with her arms extended. When she pulls in her arms her rate of rotation increases. Which of the following statements dealing with the process is TRUE? w) Her moment of ... conserved. y) The skater does work when pulling in her arms. z) Angular momentum is increased.

Last Answer : ANSWER: Y -- THE SKATER DOES WORK WHEN PULLING IN HER ARMS 

Which of the following have the same unit ? (1) Work and power (2) Torque and moment of inertia (3) Work and torque (4) Torque and angular momentum

Description : Which of the following have the same unit ? (1) Work and power (2) Torque and moment of inertia (3) Work and torque (4) Torque and angular momentum 

Last Answer : Work and torque

A person is hurt on kicking a stone due to – (1) Inertia (2) Velocity (3) Reaction (4) Momentum

Description : A person is hurt on kicking a stone due to – (1) Inertia (2) Velocity (3) Reaction (4) Momentum

Last Answer : (3) Reaction Explanation: Newton's third law states that "For every action, there is an equal and opposite reaction." The statement means that in every interaction, there is a pair of forces acting on ... the second object. So harder the stone is kicked, the harder will be its effect on the hitter.

A person is hurt on kicking a stone due to (1) Inertia (2) Velocity (3) Reaction (4) Momentum

Description : A person is hurt on kicking a stone due to (1) Inertia (2) Velocity (3) Reaction (4) Momentum

Last Answer : Reaction

What is impulse equal to? (1) Change in momentum (2) Change in force (3) Change in velocity (4) Change in acceleration

Description : What is impulse equal to? (1) Change in momentum (2) Change in force (3) Change in velocity (4) Change in acceleration

Last Answer : (1) Change in momentum Explanation: Impulse is a quantity that describes the effect of a net force acting on an object. The impulsemomentum theorem states that the change in momentum of an object equals the impulse applied to it.

If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same - (1) velocity (2) momentum (3) acceleration (4) kinetic energy

Description : If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same - (1) velocity (2) momentum (3) acceleration (4) kinetic energy

Last Answer : (2) momentum Explanation: If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same momentum.

If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same - (1) velocity (2) momentum (3) acceleration (4) kinetic energy

Description : If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same - (1) velocity (2) momentum (3) acceleration (4) kinetic energy

Last Answer : (2) momentum Explanation: If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same momentum.

Interaction that causes an object's momentum to change is A. velocity B. acceleration C. power D. force

Description : Interaction that causes an object's momentum to change is A. velocity B. acceleration C. power D. force

Last Answer : force

Mass and velocity are combined to give A. angular momentum B. equilibrium C. acceleration D. linear momentum

Description : Mass and velocity are combined to give A. angular momentum B. equilibrium C. acceleration D. linear momentum

Last Answer : linear momentum

Direction of momentum is direction of object's A. mass B. acceleration C. velocity D. frictional force

Description : Direction of momentum is direction of object's A. mass B. acceleration C. velocity D. frictional force

Last Answer : velocity

An object in equilibrium always has zero: w) velocity x) momentum y) mass z) acceleration.

Description : An object in equilibrium always has zero: w) velocity x) momentum y) mass z) acceleration.

Last Answer : ANSWER: Z -- ACCELERATION

In physics, a radian per second squared is a unit of: w) angular displacement x) angular velocity y) angular acceleration z) angular momentum.

Description : In physics, a radian per second squared is a unit of: w) angular displacement x) angular velocity y) angular acceleration z) angular momentum.

Last Answer : ANSWER: Y -- ANGULAR ACCELERATION

In physics, a radian per second is a unit of: w) angular displacement x) angular velocity y) angular acceleration z) angular momentum.

Description : In physics, a radian per second is a unit of: w) angular displacement x) angular velocity y) angular acceleration z) angular momentum.

Last Answer : ANSWER: X -- ANGULAR VELOCITY 

An old fashioned bike wheel has 21 spokes. How many spaces are between the spokes - 20, 21, or 22? -Riddles

Description : An old fashioned bike wheel has 21 spokes. How many spaces are between the spokes - 20, 21, or 22? -Riddles

Last Answer : 21

If a wheel has 64 spokes, how many spaces are there between the spokes? -Riddles

Description : If a wheel has 64 spokes, how many spaces are there between the spokes? -Riddles

Last Answer : 64. The space that comes after the 64th spoke, would be just before the first spoke.

what- The Ferris wheel has forty spokes. The center of rotation is the vertex of each triangle.How many degrees does the Ferris wheel rotate from one gondola to the next?

Description : what- The Ferris wheel has forty spokes. The center of rotation is the vertex of each triangle.How many degrees does the Ferris wheel rotate from one gondola to the next?

Last Answer : 9 degrees

What if all the spokes on a wheel broke?

Description : What if all the spokes on a wheel broke?

Last Answer : Then the wheel would collapse.Which would happen some time Before all the spokes had gone.

The core construction is like spokes of a wheel in following transformer:

Description : The core construction is like spokes of a wheel in following transformer:  (A) Berry Type Transformer (B) Core Type Transformer (C) Shell Type Transformer (D) None of the above

Last Answer : The core construction is like spokes of a wheel in following transformer:  Berry Type Transformer

The moment of inertia of a body does not depend upon its – (1) axis of rotation (2) angular velocity (3) form of mass (4) distribution of mass

Description : The moment of inertia of a body does not depend upon its – (1) axis of rotation (2) angular velocity (3) form of mass (4) distribution of mass

Last Answer : (2) angular velocity Explanation: Moment of inertia is the mass property of a rigid body that determines the torque needed for a desired angular acceleration about an axis of rotation. Moment of inertia ... of moments of inertia of the masses making up the whole object, under the same conditions.

The moment of inertia of a body does not depend upon its (1) axis of rotation (2) angular velocity (3) form of mass (4) distribution of mass

Description : The moment of inertia of a body does not depend upon its (1) axis of rotation (2) angular velocity (3) form of mass (4) distribution of mass

Last Answer : angular velocity

ML2T-2 could be the dimension of a.107 dynes b.moment of force c.viscosity d.mass moment of inertia e.momentum

Description : ML2T-2 could be the dimension of a.107 dynes b.moment of force c.viscosity d.mass moment of inertia e.momentum

Last Answer : b. moment of force

Which of the following pair will have identical dimensions? a.Pressure and surface tension b.Work and kinetic energy c.Momentum and force d.Moment of inertia and angular momentum e.None of the above

Description : Which of the following pair will have identical dimensions? a.Pressure and surface tension b.Work and kinetic energy c.Momentum and force d.Moment of inertia and angular momentum e.None of the above

Last Answer : c. Momentum and force

In linear motion, the energy is given by 1⁄2mv2. Similarly, in rotational motion, the rotational energy is given by A. 1/2 × I × ω; where I: moment of inertia of the body, ω: angular velocity B. 1/2 × I² × ω; where I: moment of inertia of the body, ω: angular velocity C. 1/2 × I × ω²; where I: moment of inertia of the body, ω: angular velocity D. 1/2 × I² × ω²; where I: moment of inertia of the body, ω: angular velocity

Description : In linear motion, the energy is given by 1⁄2mv2. Similarly, in rotational motion, the rotational energy is given by A. 1/2 I ω; where I: moment of inertia of the body, ω: angular velocity B. 1/ ... angular velocity D. 1/2 I² ω²; where I: moment of inertia of the body, ω: angular velocity

Last Answer : 1/2 × I × ω²; where I: moment of inertia of the body, ω: angular velocity

When the velocity of a body is doubled, its 1. acceleration is doubled 2. momentum is doubled 3. kinetic energy becomes four times 4. potential energy is doubled Which of the above is/are correct? (a) 2 only (b) 2 and 3 (c) 3 only (d) 2 and 4

Description : When the velocity of a body is doubled, its 1. acceleration is doubled 2. momentum is doubled 3. kinetic energy becomes four times 4. potential energy is doubled Which of the above is/are correct? (a) 2 only (b) 2 and 3 (c) 3 only (d) 2 and 4

Last Answer : Ans:(b)

During planetary motion which of the following remains constant? a.Augular speed b.Linear velocity c.Angular acceleration d.Total angular momentum e.All of the above

Description : During planetary motion which of the following remains constant? a.Augular speed b.Linear velocity c.Angular acceleration d.Total angular momentum e.All of the above

Last Answer : b. Linear velocity

If two bodies, one heavy and one light, are acted upon by the same force for the same time, then both bodies acquire the same (a) velocity (b) momentum (c) acceleration (d) speed

Description : If two bodies, one heavy and one light, are acted upon by the same force for the same time, then both bodies acquire the same (a) velocity (b) momentum (c) acceleration (d) speed

Last Answer : Ans:(b)

The Newton's First Law is also called as (1) Law of moments (2) Law of inertia (3) Law of energy (4) Law of momentum

Description : The Newton's First Law is also called as (1) Law of moments (2) Law of inertia (3) Law of energy (4) Law of momentum

Last Answer : (2) Law of inertia Explanation: According to Newton's first law, an object that is at rest will stay at rest unless an unbalanced force acts upon it and an object that is in motion will not change its velocity unless an unbalanced force acts upon it. So this law is known as the law of inertia.

The Newton's First Law is also called as – (1) Law of moments (2) Law of inertia (3) Law of energy (4) Law of momentum

Description : The Newton's First Law is also called as – (1) Law of moments (2) Law of inertia (3) Law of energy (4) Law of momentum

Last Answer : (2) Law of inertia Explanation: According to Newton's first law, an object that is at rest will stay at rest unless an unbalanced force acts upon it and an object that is in motion will not change its velocity unless an unbalanced force acts upon it. So this law is known as the law of inertia.

Newton's first law is also known as __. (1) Law of Friction (2) Law of Momentum (3) Law of Inertia (4) Law of Motion

Description : Newton's first law is also known as __. (1) Law of Friction (2) Law of Momentum (3) Law of Inertia (4) Law of Motion

Last Answer : (3) Law of Inertia Explanation: Newton's first law of motion is also known as the law of inenrtia. It states that an object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force.

Newton's first law of motion gives the concept of – (1) Energy (2) Work (3) Momentum (4) Inertia

Description : Newton's first law of motion gives the concept of – (1) Energy (2) Work (3) Momentum (4) Inertia

Last Answer : (4) Inertia Explanation: Newton's laws of motion are three physical laws that form the basis for classical mechanics. They describe the relationship between the forces acting on a body and its motion due to ... of the object is constant. Newton's first law is often referred to as the law of inertia.

Which of the following physical quantities changes or tends to change the state of rest or of uniform motion of a body in a straight line? (1) Momentum (2) Mass (3) Force (4) Inertia

Description : Which of the following physical quantities changes or tends to change the state of rest or of uniform motion of a body in a straight line? (1) Momentum (2) Mass (3) Force (4) Inertia

Last Answer : (3) Force Explanation: Force is an agent which changes or tends to change the state of rest or of uniform motion of a body.

Newton's first law is often referred to as which of the following? w) The law of straight-line motion. x) The law of momentum y) The law of inertia z) F = ma (Spell out M-A)

Description : Newton's first law is often referred to as which of the following? w) The law of straight-line motion. x) The law of momentum y) The law of inertia z) F = ma (Spell out M-A)

Last Answer : ANSWER: Y -- THE LAW OF INERTIA

The Newton’s First Law is also called as (1) Law of moments (2) Law of inertia (3) Law of energy (4) Law of momentum

Description : The Newton’s First Law is also called as (1) Law of moments (2) Law of inertia (3) Law of energy (4) Law of momentum

Last Answer : Law of inertia

Newton’s first law of motion gives the concept of (1) energy (2) work (3) momentum (4) inertia

Description : Newton’s first law of motion gives the concept of (1) energy (2) work (3) momentum (4) inertia

Last Answer : inertia

What is inertia? (1) Tendency to resist change in the current state (2) Tendency to impart acceleration to a body (3) Tendency to bring a body to rest (4) Tendency to change its current state

Description : What is inertia? (1) Tendency to resist change in the current state (2) Tendency to impart acceleration to a body (3) Tendency to bring a body to rest (4) Tendency to change its current state

Last Answer : (1) Tendency to resist change in the current state

Why is weightlessness experienced while orbiting the earth in space ships? (1) Inertia (2) Acceleration (3) Zero gravity (4) None of these

Description : Why is weightlessness experienced while orbiting the earth in space ships? (1) Inertia (2) Acceleration (3) Zero gravity (4) None of these

Last Answer : (4) None of these Explanation: The reason astronauts experience weightlessness which orbiting the earth in spaceships is that they are in free fall. A spacecraft in orbit is falling towards the Earth, because ... in its orbit fast enough that the path it follows is a curve that is a closed ellipse.

The moment of inertia of a body does not depend upon a.The angular velocity of the body b.Mass of the body c.The distribution of mass in the body d.The axis of rotation of the body e.None of the above

Description : The moment of inertia of a body does not depend upon a.The angular velocity of the body b.Mass of the body c.The distribution of mass in the body d.The axis of rotation of the body e.None of the above

Last Answer : a. The angular velocity of the body

When net torque is zero, will be constant - (1) force (2) angular momentum (3) linear momentum (4) acceleration

Description : When net torque is zero, will be constant - (1) force (2) angular momentum (3) linear momentum (4) acceleration

Last Answer : (2) angular momentum Explanation: Since a torque (rate of change of angular momentum analogous to force) applied over time is equivalent to a change in angular momentum, then if torque is zero, angular momentum is constant.