Question

what is force and pressure...?​

Answer 1

What is force?

→ A push or pull applied on a body is called force.

What is pressure?

→ Force acting 'per unit square' is called pressure.

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Answer 2

$\red{\bigstar}\underline{\underline{\textsf{\textbf{ Asked \: Question :- }}}}$

$\mathtt{\textbf{\small{\underline {{ \: what \: is \: Force ? \: :- }}}}}$

• A push or pull applied on a body is known as Force.

• Force is an effort that changes the state of an object at rest or at motion .

• Force can change object's direction and velocity .

• It can also change shape of an object .

$\mathtt{\textbf{\small{\underline {{ \: what \: is \: Pressure ? \: :- }}}}}$

• Force acting per unit area is known as pressure .

• P = Force / Area

• Its SI unit is Pascal .

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$\red{\bigstar}\underline{\underline{\textsf{\textbf{ Know \: More \: :- }}}}$

$\mathtt{\textbf{\small{\underline {{ \: Types \: of \: Force ? \: :- }}}}}$

Basically Force are of Two types :-

$\mathtt{\textbf{\small{\underline {{ \: Contact \: Force \: :- }}}}}$

$\leadsto$Force that requires touch or contact to be applied are known as contact force . Example of contact force are :-

• Muscular Force
• Frictional Force .

$\mathtt{\textbf{\small{\underline {{ \: Non-Contact \: Force \: :- }}}}}$

$\leadsto$Force that do not need contact or that have their influence without touch . Example of Non - Contact Force are :-

• Gravitational Force
• Electrostatic Force
• Magnetic Force

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