A speed skater goes around a turn that has a radius of 30 m. The skater...
A speed skater goes around a turn that has a radius of 30 m. The skater has a speed of 15 m/s and experiences a centripetal force of 470 N. What is the mass of the skater?
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A speed skater goes around a turn that has a radius of 30 m. The
skater...
A speed skater goes around a turn that has a radius of 27 m. The skater has a speed of 15 m/s and experiences a centrip...
A speed skater goes around a turn that has a radius of 27 m. The skater has a speed of 15 m/s and experiences a centripetal force of 470 N. What is the mass of the skater?
A speed skater goes around a turn that has a radius of 26 m. The skater...
A speed skater goes around a turn that has a radius of 26 m. The skater has a speed of 16 m/s and experiences a centripetal force of 460 N. What is the mass of the skater?
A speed skater goes around a turn that has a radius of 32 m. The skater...
A speed skater goes around a turn that has a radius of 32 m. The skater has a speed of 12 m/s and experiences a centripetal force of 460 N. What is the mass of the skater?
5. (10 pts): A car of mass M goes around an icy banked turn of radius...
5. (10 pts): A car of mass M goes around an icy banked turn of radius t at a speed v. If there is no frictional force and the car takes the turn without skidding, at what angle 0 is the turn banked?
15) A golf ball of mass 0.045 kg is hit off a tee at a speed...
15) A golf ball of mass 0.045 kg is hit off a tee at a speed of 45 m/s. The golf club was in contact with the ball for 3 ms (3 x 10's). Determine, in N, the average force exerted on the golf ball by the golf club a) 367 b) 675 c) 294 d) 579 Answer 16) Two railroad cars, each of mass 6650 kg and traveling 30 m/s toward each other, collide head-on and come to rest....
In short-track speed skating, the track has straight sections and semicircles 16 m in diameter. Assume...
In short-track speed skating, the track has straight sections
and semicircles 16 m
in diameter. Assume that a 64kg
skater goes around the turn at a constant 11m/s
.
Part A
What is the horizontal force on the skater?
part B
What is the ratio of this force to the skater's weight?
In short-track speed skating, the track has straight sections and semicircles 16 m m/s .Part A What is the horizontal force on the skater? part B What is...
2. In short track speed racing, the track has straight sections and semicircles on each end...
2. In short track speed racing, the track has straight sections and semicircles on each end with radius 18 m. Assume a 61 kg skater goes around the turn at 11.3 m/s. a. What is the net horizontal force on the skater? Please draw a force diagram. b. What is the coefficient of friction necessary to just negotiate this turn?
3. A truck rounds a corner with radius of 50 meters with a speed of 30...
3. A truck rounds a corner with radius of 50 meters with a speed of 30 m/'s. The truck hasa a. What is the centripetal force necessary to bring the truck around the corner at mass of 4000 kg. that speed? b. Assuming that the coefficient of friction between rubber and asphalt is o.8, can the truck safely make the turn at this speed? lf the truck can't make the comer, what is the maximum speed it can make the...
A 1750kg indy car with a speed of 34m/s goes around a level, circular track with...
A 1750kg indy car with a speed of 34m/s goes around a level, circular track with a radius 1.5km what is the centripetal acceleration of the car? what is the centripetal force of the indy car?
A car travels at a constant speed around a circular track whose radius is 2.65 km. The car goes once around the track i...
A car travels at a constant speed around a circular track whose radius is 2.65 km. The car goes once around the track in 341 s. What is the magnitude of the centripetal acceleration of the car?
5. (10 pts): A car of mass M goes around an icy banked turn of radius t at a speed v. If there is no frictional force and the car takes the turn without skidding, at what angle 0 is the turn banked?
15) A golf ball of mass 0.045 kg is hit off a tee at a speed of 45 m/s. The golf club was in contact with the ball for 3 ms (3 x 10's). Determine, in N, the average force exerted on the golf ball by the golf club a) 367 b) 675 c) 294 d) 579 Answer 16) Two railroad cars, each of mass 6650 kg and traveling 30 m/s toward each other, collide head-on and come to rest....
In short-track speed skating, the track has straight sections
and semicircles 16 m
in diameter. Assume that a 64kg
skater goes around the turn at a constant 11m/s
.
Part A
What is the horizontal force on the skater?
part B
What is the ratio of this force to the skater's weight?
In short-track speed skating, the track has straight sections and semicircles 16 m m/s .Part A What is the horizontal force on the skater? part B What is...
2. In short track speed racing, the track has straight sections and semicircles on each end with radius 18 m. Assume a 61 kg skater goes around the turn at 11.3 m/s. a. What is the net horizontal force on the skater? Please draw a force diagram. b. What is the coefficient of friction necessary to just negotiate this turn?
3. A truck rounds a corner with radius of 50 meters with a speed of 30 m/'s. The truck hasa a. What is the centripetal force necessary to bring the truck around the corner at mass of 4000 kg. that speed? b. Assuming that the coefficient of friction between rubber and asphalt is o.8, can the truck safely make the turn at this speed? lf the truck can't make the comer, what is the maximum speed it can make the...
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