The work done by the man is calculated as the product of the force applied, the distance moved in the direction of the force, and the cosine of the angle between the force and the direction of movement. The work done can be calculated using the formula: work = force * distance * cos(theta), where the force is 300N, the distance is 10m, and the cosine of the angle is typically 1 when the force and displacement are in the same direction. Thus, the work done by the man would be 300N * 10m * 1 = 3000 Joules.
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The force that occurs when one object pushes against another object is called contact force. This force can be exerted through direct physical contact between the objects.
The force that pushes you up is normally gravity acting on your body. When you jump, your leg muscles exert a force on the ground, propelling you upwards against gravity.
The force that pushes against a moving object as it passes through water is called drag. Drag is caused by the resistance of the water pushing against the object as it moves through it. This force can slow down the object's motion.
The force is called the "contact force" or "normal force." It is the force exerted by a surface against an object that is in contact with it, pushing in the opposite direction of the external force applied to the object.
The action force is the force exerted by your feet on the ground. This force is the force that you apply to the ground when walking.