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1.An exercise prescription calls for an intensity of 8 METs, how fast (in mph) should a cardiac patient walk on a treadmill if the grade is set at 5%
2. A)What is the caloric expenditure (in kcal/min) of an 87 kg client running on a treadmill at 6.0 mph, 10% grade?
B) How long should he exercise to expend 500 kcal?
C) How many kcals will he expend if he exercises 40 minutes a day for 3 days at this intensity?
3.A 67 kg woman would like to expend 300 kcal exercising on a Monarch cycle ergometer. If she pedals at 70 rpm with a resistance of 1.5 kg, how long does she need to exercise
4.A 62.6 kg woman steps up and down on a 8 inch step at a rate of 18 steps per minute. What is her oxygen consumption in ml/kg/min?
Three point charges are placed on the x-axis. The first charge is +2.0nC at the origin, the second -2.0nC to the right at x= 50 cm, and the third is +4.0nC at the 100 cm mark. What are the magnitude and direction of the electrostatic force which acti..
You ski straight down a 43.4° slope, starting from rest and traveling a distance of 10.3 m along the slope. Find your final velocity
A 45.0 kg girl is standing on a 150 kg plank. The plank,originally at rest, is free to slide on a frozen lake, which is aflat, frictionless surface. What is her velocity relative to the surface of the ice
In order better to map the surface features of the Moon, Calculate the satellite\'s kinetic energy, gravitational potential energy, and total orbital energy
Find out the tension in the two strings. string between m1 and m2 2 N string between m2 and the 3.00 kg mass
When the Sun is directly overhead, a hawk dives toward the ground with a constant velocity of 5.70 m/s at 55.0° below the horizontal
A sprinkler mounted on the ground send out a jet of water at 30 degrees angle to horizontal. How far does the water travel before it hits the ground
Salem weighs approximately 57 kg. He is jumping on a trampoline in his backward. As he is descending, his speed as he hits the trampoline is 4.3 m/s,
The block slides down the ramp over a distance d until it reaches the bottom of the ramp. How much of its original total energy (in J) survives as KE when it reaches the ground?
A uniform 2.95- kg spinning disk with a radius of 0.243 m is brought to rest by a brake-pad pressed against the side 0.165 m from the rotation axis. What frictional force was applied by the brake pad
. Knowing that the system is initially at rest, determine the velocity of the cradle after it has moved 250 mm.
Tow masses, (m1 = 600g and m2 = 150g) are hanging from a meter stick. m1 is located at the 10cm mark and m2 is at the 7cm mark. If the center-of-mass of the combination (made up of the meter stick and the two point masses) is at the 30-cm mark of ..
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