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Class 10 Class 12
Which of the following statements are true/false?

A.

Magnitude of vector is always scalar.

B.

Resultant of two vectors always lies between sum and difference of magnitude of two vectors.

C.

Components of vector are vectors.

D.

Average speed is always equal to magnitude of average velocity.

E.

Three unequal vectors not lying in the same plane can have zero resultant.

F.

Cross product of two parallel vectors is zero.

A. TRUE
B. TRUE
C. TRUE
D. FALSE
E. FALSE
F. TRUE
310 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 vector quantity?

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

Force, impulse and momentum.
865 Views

Give three examples of scalar quantities.

Mass, temperature and energy
769 Views