12. A solid ball made of iron rolling on a horizontal floor at a cnstant speed of Im's. The mass of the ball is 0.25kg and radius 0.02m. Calculate its total kinetic energy. (for a sphere la (2/5) MR-)

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A: According to the work-energy theorem, the work done is defined as the change in energy. The…

Q: 9. A 1.4-kg 15-cm-diameter solid sphere is rotating about its diameter at 70 rev/min. (a) What is…

A:

Q: Re As shown below, a hollow cylinder with a mass 0.354 kg and an inner radius of 20 cm and an outer…

A: Moment of inertia of a hollow cylinder of mass M with inner radius "a" and outer radius "b" is given…

Q: Integrated Concepts An ultracentrifuge accelerates from rest to 101958 rpm in 2.5 min. a) What is…

A:

Q: The Earth’s radius is 6.37 x 106m; it rotates once every 24 hours. (a) What is theEarth’s angular…

A: (a)The angular speed of the Earth rotation is,Substitute the values,

Q: What is the instantaneous velocity of the top of the rolling cylinder? What is the angular speed of…

A: Given: Mass of a solid cylinder disk, m=1.4kg Radius, r=8.5cm Speed, v=15cm/s

Q: Consider a 150g puck on a string moving in a 1m radius circle on an air hockey table (no friction)…

A: Solution:

Q: A hollow sphere of mass equal to 980 grams and 40 cm in diameter rotates with a period of 0.2…

A: *** Since the given questions are interlinked, so according to the bartleby guidelines only the…

Q: How much rotational kinetic energy in joules is there in a disk  of radius 0.2 meters and mass 76 kg…

A: Given,    r = 0.2 m   m = 76 kg  turns = 1000/s          = 1000×3600×π180 = 6285.713 rad/s

Q: the angular velocity of a particular moving in a circle of radius 2m is increased in 5 minutes from…

A:

Q: assume the ball is a solid sphere of radius 2.9 cm and mass0.14 kg. If the ball is released from…

A: (a) The ball is starting moving from rest, and that time the kinetic energy of the ball will zero.…

Q: An object completes 0.5 revolution in half a minute. What is its approximate angular velocity?…

A: Answer:-  (c) 0.10 rad/s  Given Frequency(f) = 0.5 revolution in half a minute    f = 0.5 rev/30sec…

Q: A 1.3-kg 20-cm-diameter solid sphere is rotating about its diameter at 62 rev/min. (a) What is its…

A: Given: The mass of the solid sphere is 1.3 kg.             The diameter is 20 cm.             The…

Q: A child rolls a metal Hoop, with a radius of 95 cm at a linear speed 1.5 m/ s along a level surface…

A:

Q: Earth is rotating about the Sun in our solar system. The distance between the Earth and Sun is 1.5 x…

A: Concept used: Total angular momentum of a planet depends on velocity.

Q: Ex. 16 : A flywheel of mass 4 kg has radius of gyration 0.4 m. Calculate the kinetic energy of…

A: To find-Kinetic energy of flywheel(K.E)=?Given-Mas of flywheel (m)=4 kgRadius of gyration (K)=0.4…

Q: ge An arm swings from neutral (0 deg) to 61.3 deg flexion and then back 39.6 deg. Calculate the…

A: Initial angle: 0 degrees (neutral)Flexion angle: 61.3 degreesReturn angle: 39.6 degrees

Q: A hollow sphere of mass equal to 980 grams and 40 cm in diameter rotates with a period of 0.2…

A: Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: What is the total kinetic energy of a spherical shell with a mass of 7.4 kg and radius of 23 cm…

A: Solution:- 1) Translational kinetic energy of an object of mass m , moving with speed v , is given…

Q: a flat circular frisbee of mass 2.26 and radius .669 meters is thrown in such a way that the speed…

A: Given: mass m = 2.26 kg radius R = 0.669 m velocity v = 0.838 m/s frequency   ω=21.7 rot/min =…

Q: 22. An object travels a distance of 3 m in 6 s as it moves along a path of radius 5 ft. Calculate…

A:

Q: A solid sphere of mass 0.1 kg and radius 2.5 cm rolls without slipping with a uniform velocity of…

A:

Q: A compact disk rotates from rest to 420 rev/min in 4.5 seconds. (a) How far does a point on the…

A: initial angular velocity = W0= 0 final angular velocity = W = 420 rev/min time = t = 4.5 second

Q: = (6.00 rad) ++ - (4.00 rad) +² α= At time t = 0, the wheel has an angular velocity of 2.00 rad/s.…

A:

Q: Determine the kinetic encrgy of a circular disc of mass of 5 kg and radius 2 m, rotating with a…

A: The offered question is from the rotational motion chapter, and it asks us to calculate the kinetic…

Q: Ex 13: A particle revolves in a circle of radius 0.2 m at the rate of 300 r.p.m. calculate. (1) time…

A: To find-(1) Time period of revolution(2) Angular velocityGiven-r=0.2 mN=300 rpm=30060=5 Hz

Q: A hollow cylinder with mass M = 3 kg and radius R = 0.6 m rolls down a 4 m high hill. What would be…

A: Given data The mass of the cylinder is M = 3 kg. The radius of the cylinder is R = 0.6 m. The…

Q: What is the kinetic energy of a 123 cm long thin uniform rod with a mass of 458 g that is rotating…

A: Length of rod l = 123 cm = 1.23 m. Mass m = 458g = 0.458kg. Angular velocity  Ω = 4.0 rad/s.…

Q: 3. (a) Calculate be the speed of a ring of mass M and radius Ro when it reaches the bottom of an…

A: Apologies. We only answer one question at a time. we will answer the first one as the exact one…