A mass of 0.5kg is whirled in a vertical circle of radius 2m at a steady rate of 2 rev/s. Calculate the centripetal force

A. 164N
B. 160N
C. 158N
D. 172N

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Question 4 :

JAMB 2019

In Sunlight, a blue flower looks blue because we see the flower by the light it

A. Receives from our eyes
B. Disperses
C. Absorbed
D. Reflect

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Question 5 :

JAMB 2019

The diagram shows a uniform meter rule AB which balances horizontally at the 90cm mark when a mass of 0.2kg is suspended from B. Calculate the mass of the meter rule.

A. 0.05kg
B. 0.20kg
C. 0.80kg
D. 1.00kg

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