ï»¿ A bob of mass 0Â·1 kg, hung from the ceiling of a room by a string 2m long, is set into oscillation. The speed of the bob at its mean position is 1 m/s. What is the trajectory of the bob if the string is cut when the bob is:(a)Â at one of its extreme positions?(b)Â at its mean position? from Physics Motion in A Plane Class 11 Manipur Board

### Book Store

Currently only available for.
CBSE Gujarat Board Haryana Board

### Previous Year Papers

Download the PDF Question Papers Free for off line practice and view the Solutions online.
Currently only available for.
Class 10 Class 12
A bob of mass 0Â·1 kg, hung from the ceiling of a room by a string 2m long, is set into oscillation. The speed of the bob at its mean position is 1 m/s. What is the trajectory of the bob if the string is cut when the bob is:
(a)Â at one of its extreme positions?
(b)Â at its mean position?

The trajectory of the bob is,

(a) Straight line,Â

(b) Parabola.
137 Views

What are the basic characteristics that a quantity must possess so that it may be a vector quantity?

A quantity must possess the direction and must follow the vector axioms. Any quantity that follows the vector axioms are classified as vectors.Â

814 Views

What is a scalar quantity?

A physical quantity that requires only magnitude for its complete specification is called a scalar quantity.
1212 Views

Give three examples of scalar quantities.

Mass, temperature and energy
769 Views

What is a vector quantity?

A physical quantity that requires direction along with magnitude, for its complete specification is called a vector quantity.
835 Views

Give three examples of vector quantities.

Force, impulse and momentum.
865 Views