A cheetah can maintain its maximum speed of 96.0 km/hr for 26.0 seconds. What minimum distance must a gazelle running 85.0 km/hr be ahead of the cheetah to escape?
a. 96 m
b. 79 m
c. 40 m
d. 73 m
e. 67 m
b
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Two masses are connected by a string which passes over a pulley with negligible mass and friction. One mass hangs vertically and one mass slides on a frictionless 30.0 degrees incline. The vertically hanging mass is 6.00 kg and the mass on the incline is 4.00 kg. The acceleration of the 4.00 kg mass is
A. 2.98 
B. 3.92
C. 5.88
D. 6.86
E. 7.84
A mass src="https://sciemce.com/media/4/3df1b382cb4bdc8834.png" class="w-image" />?
is connected by a light string that passes over a pulley of mass M to a mass 
sliding on a frictionless horizontal surface as shown in the figure. There is no slippage between the string and the pulley. The pulley has a radius of 25.0 cm and a moment of inertia of 1?2 
If 
is 4.00 kg, 
is 4.00 kg, and M is 4.00 kg, then what is the tension in the string attached to
A. 10.4 N
B. 12.6 N
C. 15.7 N
D. 17.6 N
E. 19.8 N
An inductor has a current I(t) = (0.500 A) cos[(275 )t] flowing through it. If the maximum emf across the inductor is equal to 0.500 V, what is the self-inductance of the inductor?
A) 4.37 mH B) 3.64 mH C) 2.75 mH D) 0.73 mH E) 1.43 mH
Two pure tones are sounded together and a particular beat frequency is heard. What happens to the beat frequency if the frequency of one of the tones is increased?
A) It does not change. B) It decreases. C) It could either increase or decrease. D) It increases.