A football was kicked at an angle of 30 degrees, with a given initial velocity of 50 m/s. What is its speed and acceleration at the maximum height?

Q: roller coaster consists of a hollow cylindrical radius r=2.4 m. Riders stand along the inside of the…

A: Hollow cylindrical radius R =2.4 mAngular speed of coster w = 33 rpmMass of rider m = 50kg.

Q: Assuming that the Earth's orbital radius is 150 million kilometers, what is the tangential speed of…

A: Given:- a) The Earth's orbital radius is  r = 150 million kilometers Find:-  a) what is the…

Q: A car speeds up uniformly while rounding a turn of radius 13 meters. The car's angular speed…

A:

Q: A particle attached to a string of length r=3m, is forced to move in a circle with constant speed.…

A:

Q: A centrifuge in a biochemistry laboratory rotates at an angular speed of 3,550 rev/min, clockwise…

A: Solution: as given that angular speed of 3,550 rev/min, clockwise  it rotates through 54.0…

Q: A plane with a wingspan of d=25.6m loses control in flight and begins to spiral in a circle around…

A:

Q: A 2.00Kg puck on a frictionless horizontal surface on the Earth is constrained to a circular orbit…

A: Given value--- Mass = 2 kg. radius = 4 m. tension/ 50 N. We have to find--- tangential speed?

Q: The centrifuge at NASA Ames Research Center has a radius of 8.8 m and is capable of producing…

A: Given: The radius of the centrifuge: r=8.8 m The mass of the payload: m=26 kg The centripetal force…

Q: A tesla starts from rest on an unbanked circular track of radius 100m and speeds up at a steady rate…

A:

Q: A race car moves on a circular track at a uniform speed of 30.0 m/s in a counterclockwise direction.…

A: a) The acceleration of the car will be centripetal. The centripetal acceleration will be radial. It…

Q: Human centrifuges are used to train military pilots and astronauts in preparation for high-g…

A: Centripetal acceleration =ω2R Linear speed=V=ωR where ω=angular speed R =radius

Q: The weight of a yacht and its passerigers is 11.60KN. The boat moves in a circular path with a…

A: The weight of a yacht and its passengers is W=11.60 kN=11.60×103 N. The radius of the circular path…

Q: The earth’s radius is about 4000 miles. Kampala, the capital of Uganda, and Singapore are both…

A:

Q: 4. The Earth has a radius of 6380 km and turns around once on its axis in 24 h. a. What is the…

A:

Q: Please help: A compact disk with a 12.0 cm diameter is rotating at 37.8 rad/s a. What is the…

A: As Radius or diameter and angular speed of the disk is given then we use the formula for Linear…

Q: object moving in a circular trajectory experiences both centripetal and tangential accelerations.…

A: Given: An object moving in a circular trajectory experiences both centripetal and tangential…

Q: 2. An object is in motion along a circular path with radius equal to 1.5 meters and the angular…

A: magnitude of velocity v=ωR normal acceleration a=v2R=ω2R2R=ω2R

Q: th 0.570 m radius tires travels at 43.0 m/s. At how many radians per second are the tires rotating?…

A: GivenRadius of tire, r=0.570 mvelocity , v=43 m/s

Q: pBid e asod e CD rotating. m

A:

Q: A particle undergoes uniform motion. the speed of the particle is 10.0m/s. and the radius of its…

A: Given data: The speed of the particle is v=10.0 m/s. The radius of the circular path is R=3.20 m.…

Q: Olympic ice skaters are able to spin at about 5.0 rev/s. a. What is their angular velocity in…

A:

Q: A wind turbine is rotating counterclockwise at an angular speed of W = 3 rad and slows down at a…

A: Given : w = 3 rad/s t = 3.5 s r = 18.5 m

Q: A 30kg child sits on the edge of a merry-go-round with a radius 5.0m. The merry-go-run rotates as…

A:

Q: A jet is flying at 132.4 m/s along a straight line and makes a turn along a circular path level with…

A: Given , Speed of jet (v) = 132.4m/s  Centripetal acceleration (ar) = 1.78g =17.444 Let radius of…

Q: An ultracentrifuge accelerates from rest to 109700 rpm in 2.05 min. ω = 109700 rpm t = 2.05 min l…

A: a) Apply the first angular kinematic equation to determine the angular acceleration.

Q: A child with mass 42 kg sits on the edge of a merry-go-round at a distance of 3.0 m from its axis of…

A: Angular acceleration is the rate of change of angular velocity with time.

Q: A “blink of an eye” is a time interval of about 150 ms for an average adult. The “closure” portion…

A:

Q: You are driving down the highway at 65 mph, which is 29 m/s. Your tires have a radius of 0.30 m.a.…

A:

Q: The hard disk in a laptop computer contains a small disk that rotates at a rate of 5000 rpm. If this…

A: 6. Given Disk revolution ω = 5000 rpm Radius (r)                = 2.0 cm = 0.02 m Find the…

Q: A typical laboratory centrifuge rotates at 4000 rpm. Test tubes have to be placed into a centrifuge…

A: Given that;ω=4000 rpm=4000×2π60=418.9 rad/sr=10 cm=0.1 mh=1 mt=1 ms=0.001 s

Q: A dirt bike is traveling at a constant speed v when it happens upon a circular hill of radius r =…

A: The radius of the circular hill is r =  410 m The driver and dirt bike together have mass m = 136…

Q: An optical disk drive in your computer is spinning at 10,000 rpm (1045 rad/s).  It decelerates to a…

A: Angular velocity (ω)=1045 rad /s Time Interval (∆t)=0.42 seconds  Diameter of the disk (d)=0.115 m…

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –