Rolling resistance, sometimes called rolling friction or rolling drag, is the force resisting the motion when a body (such as a ball, tire, or wheel) rolls on a surface.
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Ans is (B) driving a rock from a building
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<h3>Examples of Good conductors of heat are, </h3>
Gold
Sliver
Copper
Mercury
brass
bronze
Lead
Aluminum
<h3>Uses of good conductors of heat </h3>
Used for making kettles
Used for making sauce pans
<span>Back in the day, one measured a printer's speed in CPM, which stands for characters per minute. Most of the modern printers that exist today, including the inkjet printer measure their speed in PPM, which is also known as pages per minute.</span>
