A bowler is holding a bowling ball in the air. The ball is not moving. Gravity is pulling the ball downward with a force of 44 N. What is the size of the upward force the bowler is applying to the ball?

Abeam of electrons with of wavelength of 7.5 x 10-6 m is incident on a pair of narrow rectangular slits separated by 0.75 mm. the resulting interference pattern is projected onto a screen 10.0 m from the slits. what is the separation of the interference maxima in the resulting interference pattern?

Determine the maximum r-value of the polar equation r =3+3 cos 0

An electric clothes dryer has a resistance of 8 ohms. it draws 30 a of current. what is the voltage, in volts, of the wall outlet that it is plugged into?