Which of the following machines does not apply the l...
Which of the following machines does not apply the lever principle?
Claw hammer
Wheelbarrow
Single pulley
sugar tong
Correct answer is C
A single pulley is a device composed of a wheel on an axle over which a rope, cord, or similar implement is looped.
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A short bar magnet is placed in earth's magnetic field, as shown above, which of the points II a...