Pirates drag a treasure chest to the left across a sandy beach. In which direction does the treasure chest experience a friction
1 answer:
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Answer:
Electric field at a point ( x , y , z) is .
Explanation:
Given :
Electric potential in the region is ,
We need to find the electric field .
We know , electric field , { Here r is distance }
In coordinate system ,
{
is partial derivative }
Putting all values we get ,
Hence , this is the required solution.
Answer:
Explanation:
given,
mass of the weight = 8 Kg
distance = 0.55 m
angle below horizontal = 30°
torque about shoulder
torque about his shoulder join is equal to