Give difference between charge and mass.
charge | mass |
$1$ It produces electric field. | $1$ It produces gravitational field. |
$2$ It is intrinsic property of substance. | $2$ It shows amount of substance. |
$3$ It may be positive or negative. | $3$ It is always positive. |
$4$ Its value doesn't depend on speed.extremely high speeds. |
$4$ Mass increases with increase in speed with |
$5$ Force produced by it can be attractive on repulsive. |
$5$ Force produced by it is always attractive. |
$6$ Its $SI$ unit is coulomb $(C)$. | $6$ Its $SI$ unit is kilogram $(\mathrm{kg})$ |
A girl brings a positively charged rod near a thin neutral stream of water from a tap. She observes that the water stream bends towards her. Instead, if she were to bring a negatively charged rod near to the stream, it will
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