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Class 10 Class 12

A boy can throw a stone up to a maximum height of 10 m. The maximum horizontal distance that the boy can throw the same stone up to will be

• m
• 10 m

•  m
• 20 m

D.

20 m

Maximum speed with which the boy can throw stone is

Range is maximum when projectile is thrown at angle of 45o, Thus,

Maximum speed with which the boy can throw stone is

Range is maximum when projectile is thrown at angle of 45o, Thus,

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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
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What is a scalar quantity?

A physical quantity that requires only magnitude for its complete specification is called a scalar quantity.
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Give three examples of vector quantities.

Force, impulse and momentum.
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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.

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