Quickly spinning the handle of a hand generator, Kristina is able to light three bulbs in a circuit. When she spins the generator slowly, the bulbs are very dim. Which statement best explains why the slow generator is not able to power all three light bulbs?

Current is not steady
Voltage is not steady
Current is too high
Voltage is too low

The focal length of a relaxed human eye is approximately 1.7 cm. when we focus our eyes on a close up object, we can change the refractive power of the eye by about 16 diopters. (a) does the refractive power of our eyes increase or decrease by 16 diopters when we focus closely? explain. (b) calculate the focal length of the eye when we focus closely.

How much energy must a refrigerator absorb from 225 g of water so that the temperature of the water will drop from 35°c to 5°c

Which of the following is not a means to accelerating? question 4 options: a)increase speed b)remain still c)decrease speed d)change direction