11.36km
12.36km
13.00km
14.36km
Correct answer is A
R = \(\sqrt {5^2 + 8^2 - 2 \times 5 \times 8 \times cos 120^o}\) R = \(\sqrt{129}\) = 11.36km
The magnitude of the resultant of two mutually perpendicular forces, F1 and F2 is 13N, if the magnit...
As the plates of a charged variable capacitor are moved closer together, the potential difference be...
Two identical cups containing the same volume of water at 45°C and 5°C, are left in a room a...
A source of sound produces waves in air of wavelength 1.65m. If the speed of sound in air is 330ms-1...
Which of the following statements is CORRECT about a long-sighted boy who does not put on glasses? ...
What is the angular magnification of a telescope having objective and eyepiece lenses of a focal len...
The graph above illustrates the variation of temperature \(\theta\) with time (t) for a solid that i...
Which of the following statements is/are not correct? ...
A series RLC circuit is said to resonate, when ...
Which of the following is the dimension of pressure? ...
Logical Reasoning Questions and Answers
Spatial Reasoning Questions and Answers
Verbal Reasoning Questions and Answers
Nigeria General Knowledge Questions and Answers
Situational Judgement Questions and Answers
Typing Speed and Accuracy Test
Personality Test
Data Interpretation Questions and Answers
Puzzles Questions and Answers
Microsoft Office Questions and Answers
Numerical Reasoning Questions and Answers
Abstract Reasoning Questions and Answers
Quantitative Reasoning Questions and Answers
See all →