Q 39

An athlete competing in the long jump leaves the ground with a speed of 9.14 m/s at an angle of 55° with the vertical.What is the length of the athlete's jump if air resistance is of no significance?
A)0.88 m
B)8.0 m
C)12 m
D)17 m
E)4.0 m

Q 40

An athlete competing in the long jump leaves the ground with a speed of 9.14 m/s at an angle of 35° above the horizontal.How long does the athlete stay in the air,assuming no significant air resistance?
A)0.50 s
B)0.88 s
C)1.1 s
D)2.5 s
E)0.54 s

Q 41

An athlete participates in an interplanetary discus throw competition during an Olympiad that takes place on a planet where the acceleration due to gravity is 9.7 m/s^{2}.He throws the discus with an initial velocity of 20 m/s at an angle of 60° from the vertical.Neglecting air resistance and the height of the discus at the point of release,what is the range of the discus?
A)21 m
B)60 m
C)36 m
D)40 m
E)32 m