Question

Good Morning Friends
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Consider a heavenly body which has mass twice that of the earth and radius thrice that of the earth What will be the weight of the book on this heavenly body , if its weight on earth is 900 N ?​

Answer 1

Answer:

M = 200 gm 200 × 10 ‐³

v = 40m/s

t = 0 m/sec

F = ?

F = DP ( 0.2 ) ( 40)

------' ------'-------

DT 0.1

F = 80 N

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Answer 2

A shopkeeper has 5 dozens of apple on selling 12 apples for rs 600 , he incurs a loss equal to the cost price of 2 apples. at what total price should he mark the remaining 4 dozens so that even after giving 20% discount , he would have an overall gain of 10%

A shopkeeper has 5 dozens of apple on selling 12 apples for rs 600 , he incurs a loss equal to the cost price of 2 apples. at what total price should he mark the remaining 4 dozens so that even after giving 20% discount , he would have an overall gain of 10%Cᴏᴘɪᴇᴅ :-)