Tag: pressure
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HUMAN HEALTH & DISEASE (NEET)
HEALTH A Person who is free from disease is not considered to be healthy, but a person who is Physically, Mentally & Socially fit is considered to be healthy. Many factors influence the health of a person, it includes: Balanced diet Regular exercise Personal hygiene Awareness about disease Immunization Proper disposal of wastes. DISEASE When…
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Class 9th – Gravitation – THRUST & PRESSURE
THRUST The force that is applied on a surface that is perpendicular to the surface is called THRUST. Thus thrust is a perpendicular force. Its SI Unit is N (Newton) Thrust is in opposite direction to gravity. PRESSURE Thrust on unit area is called Pressure. When Force F is applied on a Surface Area A…