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Q1. A monkey hangs stationary at the end of a vertical vine. What two forces act on the monkey? Which, if either, is greater?
Q2. A toy train rolls around a horizontal 1.30 diameter track. The coefficient of rolling friction is 0.10.
What is the magnitude of train's angular acceleration after it is released?
How long does it take the train to stop if it's released with an angular speed of 32rpm?
A broad term commonly used for medical professionals who are not nurses and not physicians is allied health personnel. Select any one of the allied health professions presented in your textbook.
Two people push a stalled car at its front doors, each applying a 260 N force at 25 degree to the forward direction. How much work does each person do pushing car 5.5 m.
Find a 90% confidence interval for the mean decibel level µ for this type of transit vehicle.
Professional workforce shortages currently being experienced in hospitals and clinics across our nation are partly related to insufficient production of qualified personnel.
Find the LCM of denominators.
A calorimeter contains 2000 grams of water at 0oc. a jet of stream at 100oc is passed through the water. What is the temperature of the water when 100 grams of steam have condensed in it.
Test for significant differences among weight losses for the five diets, and perform all pair wise comparisons using:
Berkshire Hathaway Inc., a large property insurance company, owns a large chain of jewellery stores and has recently purchased Russell Corporation, a manufacturer of sporting goods.
Find the LCM of the denominators
A 1300kg car drives around a flat 190m diameter circular track at 30 m/s. What is the magnitude and direction of net force on the car.
Determine the magnitude when the force on the wire
A stream of water strikes a stationary turbine blade horizontally. The incident stream has a velocity of +16m/s whilst the exit has a velocity of -16m/s. mass of water per second that strikes the blade is 30kg/s.find the magnitude of average force ex..
The resistance of the loop is 0.490 ohms. A magnetic field parallel to z-axis is given by B= 0.830 y^2 t, where B is in tesla, y in meters, and t in seconds. What is the size of the induced current in the loop at t = 0.470s .
The proper length of one spaceship is 2.8 times that of another. The two spaceships are travelling in the same direction and, while both are passing overhead, an Earth observer measures the two spaceships to be the same length.
You bring a 350-g wrench into the house from your car. The house is 15 C warmer than the car, and it takes 2.52 kJ of energy to warm the wrench by this amount. Find (a) heat capacity of the wrench and (b) specic heat of the metal it's made from.
What is the terminal speed at which the bar falls? Imagine the bar remains horizontal and in contact with the rods at all times.
If the elevator's descending speed is measured at 10 m/s at a given point, but its speed is decreasing by 2.7 m/s2, what is a force exerted by the scale.
A current of 10^-14 A is produced in a free-air chamber operating under saturation conditions. The sensitive volume, in which electronic equilibrium exists, contains 0.22g of air. What is the exposure rate .
A train at rest emits a sound at a frequency of 1045 Hz. An observer in a car travels away from the sound source at a speed of 37 m/s. What is the frequency heard by the observer? Imagine the speed of sound in air to be 340 m/s.
Mary is driving her car at 48 km/h. She approaches an intersection just as the traffic light turns yellow. The yellow light lasts only 3.0 s before turning to red, and she is 30 m away from the near side of the intersection.
You're carrying a 4.0-m-long, 25 poles to a construction site when you choose to stop for a rest. You place one end of the pole on a fence post and hold the other end of the pole 35 from its tip. How much force should you exert to keep pole motionles..
The distance from the point on the surface of Earth to a point on a surface of the moon is measured by aiming a laser light beam at the reflector on the surface of moon and measuring the time required for the light to make a round trip.
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