Aperiodic wave is produced by a vibrating
tuning fork. the amplitude of the wave would be
greater if the tuning fork were
(1) struck more softly
(2) struck harder
(3) replaced by a lower frequency tuning fork
(4) replaced by a higher frequency tuning fork

1. a camcorder has a power rating of 19 watts. if the output voltage from its battery is 7 volts, what current does it use?answer units 2. a 1.5m wire carries a 6 a current when a potential difference of 57 v is applied. what is the resistance of the wire? yourunits 3. a clothes dryer uses about 2 amps of current from a 240 volt line. how much power does it use? yourunits 4.

For the car in the picture ,in which direction is the normal force? -into the screen -down -out of the screen -up

The built in flash in a compact camera is usally capable of giving correct exsposure for distance up to how many meters?