[الـــدانه]

كيفكم ان شاء الله انكم بخير عندي ميد ترم السبت مو عارفه كيف احل هذي المسائل تقدروا تساعدوني


1-the largest diamond ever found has a size 3106 carats one carat is equivalent to a mass of 0,200g use the fact that 1 kg (1000g) has aweight of 2,205 ib under certain conditions and determine the weight of this diamond in pounds.



سؤال 2

from waht height must water fall to strike a turbine wheel with a vertical downward velocity 30 m\s




سوال 3


a boy standing beside a tall building throws a ball straight up with an initial velocity 15m\s

A) hoe high will the ball rise
B) how long will it take for the ball to reach its max





سوال 4
an ice hockey player stikkes a puck of mass 0,17 kg with his stick accelerating it along the ice from rest to a speed of a 20 m\s over a distance of 0,5 m
what firce must he exert if the frictional between the puck and the ice negligible..











واخيرا


find the direction and magnitude of the net force on the following figure







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