A bullet having mass of 10 gm and moving with a speed 1.5 m/s penetrates a thick wooden plank of 90 gm. The plank was initially at the rest . the bullet get embedded in the plank .

An inclined plane wrapped around a metal shaft is a a. lever b. screw c. pulley d. wedge

At an oceanside nuclear power plant, seawater is used as part of the cooling system. this raises the temperature of the water that is discharged back into the ocean. the amount that the water temperature is raised has a uniform distribution over the interval from 10° to 25° c. what is the standard deviation of the temperature increase?

Aracecar driver has to hold on tightly when going around a banked curve. approximately what is the centripetal force on a 2220.0 kg car going around a circle with a diameter of 190.0 meters at 25.0 m/s?