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## Previous Year Papers

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Class 10 Class 12

Two projectiles are thrown simultaneously in the same plane from the same point. If their velocities are  at angles  respectively, then what is the trajectory of one projectile seen from the second projectile?

The trajectory of the projectile as seen from the second projectile is a straight line.

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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 scalar quantities.

Mass, temperature and energy
769 Views

Give three examples of vector quantities.

Force, impulse and momentum.
865 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.

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