Give examples of a stone revolving in a circle with variable speed.
Q: Choose the BEST answer to the following. Which of these three elements has the most mass (a) Hydroge...
A: The mass per nucleon for all the three elements is being evaluated for all the three elements as des...
Q: Choose the BEST answer to the following. Carbon-14 is primarily produced by cosmic radiation in the ...
A: Carbon-14 dating is radiocarbon dating. It is used to determine the age of fossils. Every material o...
Q: Four identical hollow cylindrical columns of mild steel support a big structure of mass 50,000 kg. T...
A: Click to see the answer
Q: Can displacement and acceleration be in the same direction in an SHM?
A: A body undergoes SHM when the body's acceleration is equal to its displacement, but it does move in ...
Q: Choose the BEST answer to the following: The magnitude of gravitational force on a satellite is cons...
A: Write the expression for the gravitational force on a satellite.
Q: Choose the BEST answer to the following: The electrical force of attraction between an election and ...
A: The electrical force between any two charged particles depends on the magnitude of charge of the par...
Q: Can we use a pendulum watch in an artificial satellite?
A: We cannot use pendulum watch in an artificial satellite.
Q: Choose the best answer to the following: According to Hooke’s law, if you hang by a tree branch and ...
A: Answer: ci,e Twice the bend
Q: A ball swinging at the end of a massless string, as shown in the figure, undergoes simple harmonic m...
A: The expression for the acceleration is,