Answer:
A bird flies 75m in 15s.Calculate its speed
Answer:
a = change in v / change in time
= (5.2 - 11) / 3.1
= -1.87 m/s^2
Explanation:
Answer:
The value of the magnetic field is 
Explanation:
From the question we are told that
The number of turns is
The area of the loop is 
The angle is 
The torque is 
The current is 
The torque acting on the current carry loop is mathematically represented as

Where is the magnitude of the magnetic filed
Making B the subject

Substituting values


The other force is also 'F'.
The forces on any two charged particles are opposite and EQUAL, and proportional to the product of the charges.