A projectile is fired with an initial speed of 100 m/s at an angle of 47 above the horizontal. a. Determine the total time in the air.
b. Determine the maximum height reached by the projectile.
c. Determine the maximum horizontal distance covered by the projectile.
d. Determine the velocity of the projectile 5 s after firing.

The step-down transformer gives a current of 10a at 24v if the primary voltage is 240v calculate the 1_primary current 2_the power input 3_the power output

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.

If you put a helium-filled balloon in the refrigerator, what will happen?