Answer:

Explanation:
When force applied to the end of the rod in perpendicular direction then net torque on the rod is given as


Now another force is applied at mid point of the rod at an angle of 30 degree with the rod
so new value of torque is given as



so we have

Answer: A
Explanation:
The acceleration of gravity is always 9.8 m/s^2 downwards, even if the velocity is 0 m/s.
The answer is the option c. generator. Generator is a machine that
converts mechanical energy into electricity. The way it is made is
because the mechanical movement may be transformed in rotation of
magnets placed inside a coiled wire, and this induces the movement of
electrons through the coiled wire. As you know electricity is the flow
of electrons.
Answer:
Explanation:
There are 400 billion stars in our galaxy
A coefficient is a number placed in front of a chemical symbol or formula that shows how many atoms or molecules of the substance are involved in the reaction.