torque is proportional
Q: Derive the equation for rotational work.
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Q: A bar 2.0 meters long makes an angle of 30 with the horizontal. A vertical force of 40 N is applied…
A: Torque is given by Torque =force x perpendicular distance
Q: A solid cylinder starts from rest and rolls down an incline that is 6.50 m high without slipping.…
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Q: At what angle to a door should one apply a force to produce the greatest torque? 0 30 45 90 O O
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Q: True or False: Torque is a Scalar:
A: The given statement is False.The expression for the torque is
Q: An ice skater starts to spin with her arms outstretched. She then gently brings her arms in, and…
A: It states that when no external torque applied to the body, its angular momentum remains constant.…
Q: An automobile engine develops a torque of 600 N*m at 4000 r/min. What is the horsepower of the…
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Q: A wheel of inner radius r, = 13.4 cm and outer radius r, = 35.0 cm shown in the figure below is free…
A: Given Data The inner radius of wheel is:r1=13.4 cm=0.135 m The outer radius of wheel is:r2=35…
Q: A wheel has an outer radius b = 25 cm and an inner radius a = 10 cm. A force of 10.0 N and 9.00 N is…
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Q: if a 25 N force is applied 2 m from the axis of rotation, What is the torque?
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Q: Sphere has mass of 10kg and radius of 10cm It’s spinning at 30 rads a second. It stops in 60 seconds…
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Q: As a figures skater draws her arms closer to her body while spinning, she decreases her. angular…
A: Angular momentum L=Iω I-rotational inertia ω-Angular velocity
Q: What constant angular acceleration is required to reduce an object's angular velocity from 35.9…
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Q: What is the unit for torque?
A: To find: the unit for torque
Q: A father and his son want to play on a seesaw. Where on the seesaw should each of them sit to…
A: Let the mass of Fater is M, and the mass of his son is m. Let the father is sitting at a distance of…
Q: A ball with a weight of 50 N is attached to the end of a lightweight rod at (x, y) = (4 m, 3 m),…
A: The force is F=50 N The distance at which force acts is r. r=4-02+3-02r2=4-02+3-02r2=25 m2r=5 m
Q: A mechanic applies a force of magnitude 340 N perpendicular to a wrench to lo a bolt. Calculate the…
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Q: A merry-go-round accelerates from rest to 0.63 rad/s in 39 s Assuming the merry-go-round is a…
A: Given, Initial angular speed, Final angular speed, Time, Mass of merry-go-round, Radius of…
Q: A rod of length is pivoted about its left end and has a force applied perpendicular to the rod at…
A: When a force is applied perpendicularly, the angle will be 90 degrees. The torque applied due to the…
Q: e torque pro
A: The question is answered below
Q: 200 g uniform rod of length 5.0 m is pivoted about one end. What would be the angular acceleration…
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Q: What object only has rotational kinetic energy? And not translational/linearly kinetic energy
A: An object having pure rotation can have rotational kinetic energy only. EXAMPLE: A wheel having…
Q: In which situation is Torque positive or negative?
A: The torque is the resultant of the force being exerted on the body with radius from the axis to the…
Q: Sometimes, even with a wrench, one cannot loosen a nut that is frozen tightly to a bolt. It is often…
A: Torque is the capability of the force to cause rotation. In the given question, it is mentioned that…
Q: The angular position of a rotating object as a function of time is given below: 0(t) = 3 t³ + 5t² =…
A: Solution:- Given; θt=3t3+5t2-2t+2 Here,θ is radians and t…
Q: Is the following statement true or false? Based on convention, a positive torque is the one that…
A: Positive or negative torque decided by the right hand thumb rule curl your finger in the direction…
Q: A force F=(-5j+3k)N is applied to an object that is a distance r=(2j+6k)m from a pivot point. (a)…
A: Torque is defined as the cross product between distance and force. Mathematically, τ⇀=r⇀×F⇀ a)…
Q: A wheel is rotating clockwise as shown (by the arrow). Its rotation axis coincides with the x-axis.…
A: By using right hand thumb rule we can identify best representation is vector 1.
Q: A torque of 100 Nm rotates the flywheel 200 rad in 10 s starting from rest. The moment of inertia of…
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- A dog sits at the center of a disk that is rotating at a constant rate. The dog slowly moves to the edge of the disk. Which of the following values doesn't change? Angular velocity Rotational inertia Rotational Kinetic Energy Angular momentumDon't use chat gpt It Chatgpt means downvoteNeeds Complete typed solution with 100 % accuracy.
- As distance increases between most of the mass of an object and its center of rotation, does rotational inertia increase or decrease?Is the following statement true or false? Based on convention, a positive torque is the one that causes clockwise rotation; a negative torque is the one that causes counterclockwise rotation. True FalseA wrench has five equal forces V, W, X, Y, and Z applied to it. Which forces produce the same clockwise torque?