increases for a while and then decreases
decreases for a while and then increases
increases gradually
decreases gradually
remains the same
Correct answer is A
No explanation has been provided for this answer.
A sound pulse sent vertically downwards into the earth is reflected from two different layers of the...
What precaution should a manufacturer take to ensure that energy loss in a transformer is minimized?...
The power dissipated in an a.c. circuit with an r.m.s, current of 5A, r.m.s voltage of 10V and a pha...
At a birthday party, the celebrant pops a corked fruit wine. If the cork shoots out of the bottle at...
Two forces, whose resultant is 100N are perpendicular to each other. If one of them makes an angle o...
A piece of copper of mass 20g at a temperature of 110°C was dropped into a mixture of ice and wa...
A person can focus an object only when it lies within 200cm from him. Which spectacles should be use...
The following properties of a solid are measured on earth i. weight ii. specific heat capacity iii. ...
Which of the following may be used to explain a mirage? I. Layers of air near the road surface have...
The property of a body that determines the direction of heat flow when the body is in contact with a...
Puzzles Questions and Answers
Microsoft Office Questions and Answers
Nigeria General Knowledge Questions and Answers
Quantitative Reasoning Questions and Answers
Verbal Reasoning Questions and Answers
Abstract Reasoning Questions and Answers
Situational Judgement Questions and Answers
Data Interpretation Questions and Answers
Spatial Reasoning Questions and Answers
Logical Reasoning Questions and Answers
Personality Test
Numerical Reasoning Questions and Answers
Typing Speed and Accuracy Test
See all →