Which diagram best represents the electric field around a negatively charged conducting sphere? (See pic)

6–48 bananas are to be cooled from 24 to 138c at a rate of 215 kg/h by a refrigeration system. the power input to the refrigerator is 1.4 kw. determine the rate of cooling, in kj/ min, and the cop of the refrigerator. the specific heat of banana above freezing is 3.35 kj/kg·8c.

What are the similarities & differences between a thermistor and a light dependent resistor in physics?

Acamcorder has a power rating of 20 watts. if the output voltage from its battery is 9 volts, what current does it use?