physics

Body floats in fluid when its _________?

A. Displaces its own volume of the liquid (fluid) B. Displaces its own mass of the fluid C. Displace its…

5 years ago

In an elastic collision?

I. Energy is conserved II. Energy is decreased III. Energy is increased IV. Linear momentum conversed A. I only B.…

5 years ago

The frequency of beats produced when two tunning forks of frequencies 258Hz and 270Hz are sounded close to each other?

A. 6Hz B. 264Hz C. 528Hz D. 12Hz Correct Answer: Option D - 12Hz Explanation Beat = f2 - f1…

5 years ago

Which of the following statements is NOT true about atoms?

A. Atom of different elements have different atomic weights B. The mass of an atom is concentrated in the nucleus…

5 years ago

In the diagram below; the direction of the force between N and S in the magnetic field is?

A. MP B. SN C. NS D. PM Correct Answer: Option C - SN

5 years ago

From the diagram below; the measuring accuracy of the micrometer screw gauge is?

A. 4.78mm B. 4.16mm C. 4.66mm D. 4.70mm Correct Answer: Option B - 4.16mm

5 years ago

A stroboscope can be used to make the ware appear ________?

A. Stationary B. In motion C. Dipper D. Ripple Correct Answer: Option A - Stationary Explanation Stroboscope is a scientific…

5 years ago

What is the inductance (L) of an inductor whose reactance is 1Ω at 50/ π hertz (H)?

A. 100 H B. 0.01H C. 10H D. 1H Correct Answer: Option B = 0.01H Explanation XL = WL =…

5 years ago

The direction of the path taken by light is called?

A. Locus B. Lines C. Ray D. Beam Correct Answer: Option C - Ray Explanation Ray – a beam of…

5 years ago