Amar made an electric circuit using a torch bulb, a cell, a switch and connection wires. The bulb didn’t glow when he made the switch ON. What can be the possible reasons for it?

Acatapult is tested by roman legionnaires. they tabulate the results in a papyrus and 2000 years later the archaeological team reads (distances translated into modern units): range = 0.4 km; angle of launch = π/5 rad; landing height = launch height. what is the initial velocity of launch of the boulders if air resistance is negligible?

To fully describe the photoelectric effect, scientists must consider which of the following to be quantized? o a. both light and matter o b. matter only o c. light only o d. neither light nor matter

Should we celebrate the voyages of zheng he mini q answer key