physics

Primary colours of light are?

A. Red, blue and green B. Cyan, magenta and yellow C. Black, blue and green D. None of these colours…

5 years ago

Mr. F. Abioye observed his image though a plane mirror; kept a distance way from him at 4.7m in his room at what distance is the image found from Abioye eye?

A. 9.4m B. 7.5m C. 5.7m D. 6.9m Correct Answer: Option A - 9.4m Explanation As object and image are…

5 years ago

If an object is placed at a height of term above the ground at a stationary point. It posses what types of energy?

A. Mechanical energy B. Stationary energy C. Potential energy D. Vibrational energy Correct Answer: Option C - Potential energy Explanation…

5 years ago

In which of the following device in the expansion of solid is a disadvantages?

I. Simple pendulum II. Fire alarms III. Thermostat IV. Bimetallic thermometer A. III only B. II & III only C.…

5 years ago

A vector quantity can only be completely described when ______ and _______ are mentioned.

A. Magnitude and motion B. Magnitude and direction C. Distance and specified displacement D. Moment and momentum Correct Answer: Option…

5 years ago

The resultant force of a couple is _____?

A. Infinity B. Zero C. One D. Half Correct Answer: Option B - Zero Explanation Note: moment of a couple…

5 years ago

Which of the following is not luminous object?

A. The sun B. The moon C. light candle D. Star Correct Answer: Option B - The moon Explanation Sun…

5 years ago

The general gas law can be written as?

A. PV ÷ T = a constant B. PV = a constant C. v/t = a constant D. p/T =…

5 years ago