What is the vector form of torque?
In vector form, torque is the vector product of the radius vector (from the axis of rotation to the point of application of force) and therefore the force vector. When a force F is applied to the particle, the perpendicular component F produces a torque.
Is torque a vector or Pseudovector?
Torque is properly a pseudo-vector. Its definition is associated with the concept of Force: in fact torque is defined as: →M=→r×→F, with →r and →F are vectors with represent, respectively, the position and the force applied…
Is torque a scalar or vector?
vector quantity
Torque is a vector quantity.
How do you find the torque when force and position vector is given?
The perpendicular (AF) drawn on y-axis from the line of action of the force is equal to A F = r c o s θ AF=r cos \theta AF=rcosθ, Thus, the torque about an axis can be calculated as the product of force and the perpendicular distance between the line of action of the force and axis about which torque is to be …
Why is torque a vector quantity?
What is torque? Torque is a measure of the force that can cause an object to rotate about an axis. Torque is a vector quantity. The direction of the torque vector depends on the direction of the force on the axis.
Is torque a polar vector?
Q. Which of the following are Polar vectors? Those vectors which represent rotational effect are called as axial vectors. Example: Angular velocity, Torque, Angular Momentum etc.
Is torque a vector?
Note that the SI units of torque is a Newton-metre, which is also a way of expressing a Joule (the unit for energy). However, torque is not energy. So, to avoid confusion, we will use the units N.m, and not J. The distinction arises because energy is a scalar quanitity, whereas torque is a vector.
How do you calculate torque of a force?
The magnitude of a torque about a fixed axis is calculated by finding the lever arm to the point where the force is applied and using the relation |→τ|=r⊥F | τ → | = r ⊥ F , where r⊥ is the perpendicular distance from the axis to the line upon which the force vector lies.
Is torque a force?
What is Torque? Torque is a measure of how much a force acting on an object causes that object to rotate. The object rotates about an axis, which we will call the pivot point, and will label ‘O’. We will call the force ‘F’.
How do you calculate magnitude of torque?
A practical way to calculate the magnitude of the torque is to first determine the lever arm and then multiply it times the applied force. The lever arm is the perpendicular distance from the axis of rotation to the line of action of the force.
Why is torque perpendicular to force?
For angular velocity, angular acceleration, or torque (angular force), one reason a vector perpendicular to the plane of rotation or torque is used because the math for vectors is simpler than trying to create math that works with rotating planes. The normal convention for the direction of the vector is to use right hand rule,…
What is direction of torque?
The torque is in the direction of the angular velocity which would be produced by it in the absence of other influences. In general, the change in angular velocity is in the direction of the torque.
What is the expression for torque?
Mathematical Expression of the Torque. Torque is defined as the cross product of the radius vector and the force. τ = r × F = r F Sinθ. r = position vector of the point on which the force is applied. F = magnitude of a force. θ = angle between r and F.