Question 0
The velocity ratio of a machine is 5 and its efficiency is 75%. What effort would be needed to lift a load of 150N with the machine?
Objective
Question details
- Exam body
- JAMB
- Subject
- Physics
- Year
- 2000
- Question no.
- #0
- Type
- Objective
More from this paper
- Q0When a ship sails from salt water into fresh water, the fraction of its volume…
- Q0If the force and the velocity on a system are each reduced simultaneously by…
- Q0A catapult used to hold a stone of mass 500g is extended by 20cm with an applied…
- Q0A stream is flowing at 0.75ms -1 and a boat heading perpendicular for the stream…
- Q0A rope is being used to pull a mass of 10kg vertically upward. Determine the…
- Q0I. The frictional force is independent of the area of the surfaces in conduct…