0.8Hz
5.0Hz
50.0Hz
80.0hz
Correct answer is D
f = \(\frac{v}{\pi} = \frac{20}{0.25} = 80Hz\)
The engine of a car provides a forward force of 1240 N and the total resistive force on the car is 8...
Vapour is said to be saturated on top of an enclosed liquid if _________ ...
If the box is pulled from P to Q, which of the following expresses the velocity ratio of the incline...
A faulty barometer reads 72.6cm Hg when the atmospheric pressure is 75.0cm Hg. Calculate the atmosph...
Total internal reflection. i. is a phenomenon of refraction of light. ii. occurs when light rays tra...
If a freely suspended object is pulled to one side and released, it oscillates about the point of su...
Which of the following statements about the 3rd overtone of a vibrating air column of an open pipe i...
The most suitable cell used for short interval switches in electric bells is a ...
The diagram above shows the position of a simple pendulum set in motion. At which of the positions d...
A tuning fork having a frequency of 312 Hz emits a wave which has a wavelength of 1.10 m. Calculate ...
Puzzles Questions and Answers
Numerical Reasoning Questions and Answers
Quantitative Reasoning Questions and Answers
Verbal Reasoning Questions and Answers
Logical Reasoning Questions and Answers
Data Interpretation Questions and Answers
Typing Speed and Accuracy Test
Personality Test
Abstract Reasoning Questions and Answers
Spatial Reasoning Questions and Answers
Microsoft Office Questions and Answers
Nigeria General Knowledge Questions and Answers
Situational Judgement Questions and Answers
See all →