Multiple Choice
A stone is thrown with an initial speed of 15 m/s at an angle of 53° above the horizontal from the top of a 40-m building.If g = 9.8 m/s2 and air resistance is negligible,then what is the magnitude of the vertical velocity component of the rock as it hits the ground?
A) 30 m/s
B) 24 m/s
C) 26 m/s
D) 29 m/s
Correct Answer:

Verified
Correct Answer:
Verified
Q7: A projectile is launched at an angle
Q8: Two baseballs are released at the same
Q50: Wiley Coyote has missed the elusive Road
Q53: A 500-N tightrope walker stands at the
Q54: A plane is moving due north,directly towards
Q56: A boat travels upstream and after one
Q57: A sled weighs 100 N.It is held
Q58: A trapeze artist,with swing,weighs 700 N;he is
Q59: A river flows due east at 2.0
Q60: A ball is rolled horizontally off a