Answer:the paper clip will be attracted to the magnet
Explanation:
Answer:
14. scolded
15. supporter
16. i am not sure but I think it is removes
17. comfortable
18. outdated
19. drink
20. it can be fantastic or wealthy
Answer:
Explanation:
Given
mass
Force
coefficient of static friction
coefficient of static friction
maximum Static Friction will be given by
initially we need to provide a force of 1040 N to move the Pig . As soon Pig starts moving kinetic friction will come into play.
But maximum force is less than Maximum static friction force so it is impossible to move pig.
Answer:
Efficiency = 77%
Explanation:
Input energy = 570 J
Output energy = 440 J
To find the efficiency;
Substituting into the equation, we have;
Efficiency = 77.19 ≈ 77%
Therefore, the efficiency of the engine is 77 percent.
Answer:
0.8 km/hr
Explanation:
Transpose the formula of speed to make distance the subject
Distance = speed × time
Also because the speed is in km/hr and the time is in seconds we need to convert the 4 seconds to hour