10   The diameter of the main propeller of a helicopter is 6 m and its rotation speed is 600 rpm. What is the speed of the propeller blade?   A) 90 m/s B) 120 m/s C) 180 m/s D) 60 m/s E) 150 m/s

Q: Radian/second (rad/s) is the unit of a. angular displacement  b. velocity C. angular velocity d.…

A: a) Angular displacement is measured in the unit of a radian. hence  its unit is Radian b) Velocity…

Q: A car traveling at a constant speed as it rounds a curve is not experiencing angular acceleration.…

A: Introduction:Angular acceelration is defined as the rate of change ofangular velocity.α = dωdtalso…

Q: The Ferris wheel, the Ferris wheel has a diameter of 150 meters and takes approximately 30 minutes…

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Q: A ferris wheel with a 600-inch radius makes 1.5rev/min. a)Find the angular speed of the ferris…

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Q: n 2010, the Sikorsky's X2 helicopter became the world's fastest helicopter, flying at 249 miles per…

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Q: a particle is moving at constant speed in a circular orbit of radius of the object shown in the…

A: Given,The circular orbit of radius, R=0.5 mAngular velocity relative to point A, ω=0.4 rad/sRelation…

Q: A competitive diver leaves the diving board and falls toward the water with her body straight and…

A: Pulling arms and legs into a tight tuck position. To find: change in angular speed=?

Q: DVD player has a rotational speed of 1150 rpm. What is this in radians/second? Give your answer…

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Q: A car of mass m=1500kg is moving down a level road. It comes to a hill whose cross section is semi…

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Q: A tire moving with initial velocity moves up an incline and begins to slow down but hasn't stopped…

A: Given a tire moving with initial velocity moves up an incline . Then it began to slow but hasnot…

Q: At its peak, a tornado is 54.0 m in diameter and carries 320 km/h winds. What is its angular…

A: An object that moves at some speed in circular motion has some angular velocity associated with it.…

Q: A truck with 48 in diameter wheels is traveling at 45 mi/h. a) find the angular speed of the wheels…

A: Given data: Diameter (d) = 48 in Speed (v) = 45 mi/h Required: Angular speed (ω) in rad/m and…

Q: Beth just hopped on the edge of a merry-go-round. What are her linear and angular speeds if the…

A: Given data: Diameter (d) = 8 feet Angular displacement (Δθ) = 1 revolution Time (t) = 5 s Required:…

Q: A boulder that can be modeled as a sphere rolls down a hill without slipping. The radius of the…

A: When a solid ball rolls down an incline without slipping, it possess two types kinetic energy,…

Q: the number of revolutions completed in one second is known as

A:

Q: 5. The wheel on a game show, "The Price is Right" has a diameter of 1.9 m and the bottom of the…

A: The Given is wheel on a game show " The Price is Right". The Given Diameter of 1.9m and the bottom…

Q: 1. Two hundred-pound Richard went to Sky Ranch in Tagaytay and rode the Ferris wheel which has a…

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Q: The angular speed of an automobile engine is increased at a constant rate from 1500 rev/min to 3000…

A: Angular acceleration is given by,  α=ω2-ω1t substitute the given value to find the angular…

Q: A 24-inch diameter tire rotates 8.2 revolutions per second a. determine the angular speed of the…

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Q: urn in 0.38 s?

A: Given: Angular speed is 33-rpm. To find what is the degree of 33-rpm record turn in 0.38 s is to be…

Q: A woman of mass m rides in a Ferris wheel of radius R. In order to better understand physics, she…

A: Using the the equilibrium equation,

Q: the number of revolutions completed in one second is known as

A: The number of revolutions completed in one second is known as : _______  Solution :-

Q: What is the magnitude of the angular momentum (kg.m^2 / s) of a bowling ball spinning at 207 rad/s…

A: Given data:  Angular velocity (ω) = 20π rad/s Moment of inertia (I) = 0.035 kg.m2 Required: The…

Q: Figure 1 shows a 100 g pick revolving around at 200 rpm on a 20-cm-radius circle on a frictionless…

A: Given The mass of the pick is m=100 g. The initial radius covered by the pick is r1=20 cm. The…

Q: What is the linear velocity of a 15-in wheel rotating at 800 rpm?

A: Diameter of the wheel: D=15 in=0.381 mRadius: R=D2=0.381 m2=0.1905 mAngular velocity: ω=800…

Q: 5. A metal hoop with a diameter of 10 cm is released from rest on top of an inclined plane and 1…

A:

Q: Flywheels are large, massive wheels used to store energy. They can be spun up slowly, then the…

A: Given,The diameter of the flywheel, d =  1.7 mThe mass of the flywheel, m = 230 kgThe angular…

Q: How many revolutions per minute would a 30 m -diameter Ferris wheel need to make for the passengers…

A: d=30 mr=15 mThe passenger is weightless at the top.

Q: When a carpenter shuts off his circular saw, the 10.0-inch-diameter blade slows from 4385 rpm to…

A: Given:Diameter of the blade = 10 inchRadius of the blade = 5 inchAngular velocity = 4385 rpmTime…

Q: Five objects are rolling along the ground at the same speed, and approach a ramp. Rank the objects…

A: We use principle of conservation of energy  to solve this problem.As the objects climb the ramp…

Q: À ball rolls around a circular wall as shown. The wall ends at point X. D 1E B When the ball reaches…

A: Due to the contact of ball with circular wall its direction of motion always changes at every point…

Q: A carnival ride spins people around in a circle that has a radius of 4 m. The carnival ride can make…

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Q: The total kinetic energy of a baseball thrown with a spinning motion is a function of: Choose A. its…

A: Given: The baseball is thrown with a spinning motion.   Asked: Total kinetic is function of which…

Q: An engineer stands at the Earth’s equator. Determine: The angular velocity The linear speed The…

A: Given: Time period of 1 rotation Radius of earth

Q: The gravitational force of the earth on an object varies of the _____ the distance of the object…

A: From the Newton's universal law of gravitation The gravitational force between two particles is…

Q: A stand mixers blade has a radius of 7.8 cm. What is the acceleration of the outer blade if the…

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Q: 4. A student with a mass of m rides a roller coaster with a loop with a radius of curvature of r.…

A: Mass of student m = 60 kgRadius of curvature  r = 6.0 mg = 9.8 m/ s²

Q: A 2000kg elevator has a downward acceleration of 1.0 m/s/s. (a) What is the tension in its…

A: (a)   M=2000 kg Force due to gravity = Mg=2000*10=20000 N T= tension  a= acceleration   Ma=Mg-T…

Q: The diameters of the main rotor and tail rotor of a single-engine helicopter are 7.59 m and 0.98 m,…

A: Given:  R = 7.59 m, f = 456 rev/min r = 0.98 m, f' = 4143 rev/min Speed of sound = 343 m/s

Q: The period of rotation of a Ferris Wheel is 2 minutes and 45 seconds. Find the tangential speed of…

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Q: An orangutan leaps off of a cliff and its body begins to rotate clockwise. If the orangutan then…

A: Solution: We are given that the orangutan leaps off a cliff and then its body begins to rotate…

Q: IP A ceiling fan is rotating at 1.0 rev/s. When turned off, it slows uniformly to a stop in 2.2 min…

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Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.