3.2 x 10-2J
1.6 x 10-2J
8.0 x 10-4J
4.0 x 10-4J
Correct answer is B
W = cv22=20×10−6×4022 = 1.6 x 10-2J
When light passes through two media x and y of refraction indices 1.51 and 1.33 respectively, the sp...
A ball of mass 0.5kg moving at 10ms−1 collides with another ball of equal mass at rest. If th...
Lux is the SI unit of ...
Which of the following statements about a gas is NOT correct? ...
When a paint brush is removed from clean water, the bristles of the brush are pulled together becaus...
An elevator of mass 4800kg is supported by a cable which can safely withstand a maximum tension of 6...
In fig 6, a ray of light in air strikes a glass plate at an angle of incidence 60 degrees, the refle...
A gas would serve as an electrical conductor under ...
The amount of energy required to change a kilogram of ice block into water without a change in tempe...
A man stands one-third of the way between two walls and claps his hands, He hears two distinct echoe...
Typing Speed and Accuracy Test
Situational Judgement Questions and Answers
Numerical Reasoning Questions and Answers
Nigeria General Knowledge Questions and Answers
Logical Reasoning Questions and Answers
Personality Test
Quantitative Reasoning Questions and Answers
Puzzles Questions and Answers
Spatial Reasoning Questions and Answers
Verbal Reasoning Questions and Answers
Microsoft Office Questions and Answers
Data Interpretation Questions and Answers
Abstract Reasoning Questions and Answers
See all →