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Rishabh39

Asked: January 6, 2025In: Class-11-Physics

Write an expression for torque in three-dimensional motion. Hence write the expressions for the rectangular components of torque.

Three-dimensional motion involves movement in three spatial dimensions, characterized by changes in position along the x, y, and z axes simultaneously. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Rishabh39

Asked: January 6, 2025In: Class-11-Physics

Show that the magnitude of torque = magnitude of force x moment arm. Also show that only the angular component of the force is responsible for producing torque.

Magnitude refers to the size or amount of a quantity, regardless of its direction, often used to describe scalar and vector quantities. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Rishabh39

Asked: January 6, 2025In: Class-11-Physics

Explain how torque can be expressed as a vector product of two vectors. How is the direction of torque determined?

Vectors are quantities that have both magnitude and direction, used to represent physical quantities like velocity, force, and displacement. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Rishabh39

Asked: January 6, 2025In: Class-11-Physics

Obtain an expression for the work done by a torque. Hence write the expression for power.

Torque is the rotational force that causes an object to rotate around an axis, influenced by force and distance from pivot. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

shanti34

Asked: January 6, 2025In: Class-11-Physics

What is a couple? What effect does it have on a body? Show that the moment of couple is same irrespective of the point of rotation of a body.

Rotation is the circular motion of an object around a central axis or point, involving angular displacement and torque effects. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25

Write an expression for torque in three-dimensional motion. Hence write the expressions for the rectangular components of torque.

Show that the magnitude of torque = magnitude of force x moment arm. Also show that only the angular component of the force is responsible for producing torque.

Explain how torque can be expressed as a vector product of two vectors. How is the direction of torque determined?

Obtain an expression for the work done by a torque. Hence write the expression for power.

What is a couple? What effect does it have on a body? Show that the moment of couple is same irrespective of the point of rotation of a body.

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