Very small organisms, like paramecia or protozoa, moving around in water __________.

When steam condenses into water, __________.

_____ are especially vulnerable to displaced aggression.

Ammeters should be connected ________ with the circuit being tested.

Jupiter is 317 times more massive than the earth. its gravitational attraction is _____ earth's.

One's weightlessness in space has most to do with _______.

types of wave has these characteristics? i) The wave travels in a straight line from transmitting antenna to the receiving antenna. ii) It is used for line-of-sight communication.

Which of the following options is a device that is used for converting one form of energy into another?

Which of the following options is the approximate range of resistivity of the semiconductors?

In accordance with the classical electromagnetic theory, what is the approximate initial frequency of the light emitted by the electron revolving around a proton in hydrogen atom?

What is the correct value of the temperature coeff‌icient, if the resistance of a field coil is 60 Q at 30°C and 80 Q at 90°C?