Q.1) Define work done by a force. What is the SI Unit of work?
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Answer:The SI unit of work is the joule (J), named after the 19th-century English physicist James Prescott Joule, which is defined as the work required to exert a force of one newton through a displacement of one metre.
SI unit: joule (J)
In SI base units: 1 kg⋅m2⋅s−2
Derivations from other quantities: W = F ⋅ s; W = τ θ
Other units: Foot-pound, Erg
Explanation:
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Answer:
Answer:The SI unit of work is the joule (J), named after the 19th-century English physicist James Prescott Joule, which is defined as the work required to exert a force of one newton through a displacement of one metre.
SI unit: joule (J)
In SI base units: 1 kg⋅m2⋅s−2
Derivations from other quantities: W = F ⋅ s; W = τ θ
Other units: Foot-pound, Erg
Explanation:
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