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Q. What is the proper formula utilized to calculate acceleration?
Answer:-
There are some the most famous is a = F/m where F is the net force applied to a mass m. Acceleration is as well alter in velocity and Delta-V divided by the change in time Delta-t. Thus a = Δv/Δt. For instance if an object's velocity changes from 10 meters per second to 20 meters per second in five seconds its acceleration is (20-10)/5 = 2 meters per second per second or 2 meters per second squared (m/s2).
Q. An object of size 3.0 cm is placed 14cm in front of a concave lens of focal length 21 cm. Describe the image produced by the lens. What happens if the object is moved further aw
Electrical equipment in an office takes a current of 13A from a 240V supply. Estimate the cost per week of electricity if the equipment is used for 30 hours every week and 1kW
Davisson and Germer scattered electrons from a crystal of nickel. The scattered electrons formed a strong diffraction pattern. What significant conclusion was drawn from thi
A rigid object is a body with a exact and unchanged size and shape i.e. a body is said to be rigid if the distance among any two particles of the body remains invariant.
Working of terrestrial telescope
In the thin lens equation first prove that Zz = f*f (Hint use this diagram along with the characteristics of similar triangles). Then use this equation along with the act that Z^
Q. A neutral Ping Pong ball dangles from the ceiling by a thread. A person chafes a rubber rod with animal fur and then touches the Ping Pong ball with the rubber rod. Afterwar
how much water at 0degrees is needed to cool 0.5kg of water at 80degrees to 0degrees
(Assume the metallic ball is spherical with a diameter d = 2.5 cm. Let''s also assume it is made out of nickel, which has a density of roughly 9 g/cm 3 .) After it first touches
Two Stage Rocket Suppose the motion of the two-stage rocket or the corresponding velocity-time graph below. The rocket has two successive fuel stages followed through a free-fa
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