Jack pushes a 15-kg table horizontally with 90 N of force, causing it to move with constant speed. How much friction force does the floor apply to the table?

Will do brainlest

A2000 kg car is rounding a curve of radius 200 m on a level road. the maximum frictional force the road can exert on the tires of the car is 4000 n. what is the highest speed at which the car can round the curve?

Aturntable a is built into a stage for use in a theatrical production. it is observed during a rehearsal that a trunk b starts to slide on the turntable 10 s after the turntable begins to rotate. knowing that the trunk undergoes a constant tangential acceleration of 0.31 m/s2, determine the coefficient of static friction between the trunk and the turntable.

Which is the correct symbol for an isotope of iodine with 53 protons and 78 neutrons?