S1, would move upward but S2 would not move
S1 would not move but S2 would move upwards
both S1 and S2 would move upwards
S1 would move downwards and S2 would move downwardw
S1 would move downwards and S2 wouldnmove downwards
Correct answer is B
No explanation has been provided for this answer.
west
east
north-west
north-east
south-west
Correct answer is C
No explanation has been provided for this answer.
300N
200N
140N
120N
20N
Correct answer is D
Eff = \(\frac{MA}{VR}\) x 100%
40 = \(\frac{MA}{60}\)
MA = 240
\(\frac{L}{E} = \frac{240}{100}\)
W = L = \(\frac{240}{100}\) x 50
= 120N
The product PV where P is pressure and V is volume has the same unit as
power
work
acceleration
impulse
force
Correct answer is B
P = \(\frac{N}{m^2}\)
V = m
PV = Nm unit of work
capacity to exert a force
product of force and time
product of force and distance
ability to do work
energy expended per unit time
Correct answer is E
No explanation has been provided for this answer.
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