Which of the following types of thermometers can be used to measure a range of…
Which of the following types of thermometers can be used to measure a range of temperature from -50°C…
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A screw-jack has the distance between its successive threads as P and the length of…
A screw-jack has the distance between its successive threads as P and the length of its tommy bar…
Heat transfer by conduction is similar to wave motion because
Heat transfer by conduction is similar to wave motion because A. there is increase in temperature B. transfer…
The temperature at which the water vapor in the air saturates the air and begins…
The temperature at which the water vapor in the air saturates the air and begins to condense is…
Alcohol of mass 21g and density 0.7g cm-3 is mixed with 10g of water. Determine…
Alcohol of mass 21g and density 0.7g cm-3 is mixed with 10g of water. Determine the density of…
A device that converts mechanical energy into electrical energy is
A device that converts mechanical energy into electrical energy is A. a dynamo B. an electric motor C.…
The S.I unit of power is
The S.I unit of power is A. N B. Pa C. W D. J Correct Answer: Option C…
The diagram above illustrates a uniform metre rule which is balanced on a pivot by…
The diagram above illustrates a uniform metre rule which is balanced on a pivot by some masses. Calculate…
The period of a simple pendulum X is 5s. What is the period of a…
The period of a simple pendulum X is 5s. What is the period of a simple pendulum Y…
A body is projected vertically upwards with a speed of 10 ms-1 from a point…
A body is projected vertically upwards with a speed of 10 ms-1 from a point 2m above the…