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Question1

An average human body might be considered to have a black surface of area 10m^2 and surface temperature is 36oc. if the surrounding temperature is 25oc. compute the net ratio of human body.

Question2

1) A school bus takes 0.73 h to reach the school from your house. If an average velocity of the bus is 20.1 km/h to the east, what is displacement?

2) It takes a runner 3 h, 1 min, 33 s to run a marathon. If the distance of a marathon is 42.2 km, what is an average speed of the runner?

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Category:- Physics
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