A tree of 35 m length and a mass of 500 kg is chopped down. Consider the situation when the tree (full cylinder shape) is about to hit the ground . Which force is driving the rotation? What is the track accleration of the bottom , in the middle and at the top end of the tree?

Q: At a playground, Hyder is pushing a playground merry-go-round. He exerts a force of 200 N at the…

A: Write the given values with the suitable variables. F=200 NM=60 kgR=1.5 mm=20 kgr=1.3 m Here, F, M,…

Q: (a) What is the tangential acceleration of a bug on the rim of a 11.0 in. diameter disk if the disk…

A: Using the kinematics equation,

Q: Consider a cylinder of length L and radius R with density given by p(r) = po"/R: a) What is the mass…

A: (a) Let the given cylinder’s volume be denoted by V. Its total mass (M) can be determined by…

Q: On the topic of rotational motion, the gyroscope flywheel rotates in a circular motion horizontally…

A:

Q: Astronomical observations show that from 1870 to 1900 the length of the day increased by about 6.0 x…

A: Given data: The length of the day increased is, △T=6.0×10-3 s

Q: In lacrosse, a ball is thrown from a net on the end of a stick by rotating the stick and forearm…

A: The objective of the question is to find the linear velocity of the ball in m/s when it is thrown…

Q: 8. Calculate the force of attraction between the Earth (m = 5.98x10^24 kg) and a satellite (m =…

A: Let the satellite’s mass is denoted by m and the Earth’s mass is denoted by M. The center of both…

Q: A bucket is being lowered down into a well through a rope passing over a fixed pulley of radius 10…

A:

Q: A rotating space station can simulate the gravitational acceleration on Earth. (a)  If the Station…

A: Diameter  of space station,D=600mRadius,  R=D2=6002m=300m

Q: A track is mounted on a large wheel that is free to turn with negligible friction about a vertical…

A: Here, the linear speed and radius are provided we have to calculate the angular velocity.

Q: Calculate the angular momentum of the Earth about its own axis, due to its daily rotation. Assume…

A:

Q: 8. • The tires on a car have a radius of 31 cm. What is the angular speed of these tires when the…

A: Radius of tire (R) = 31 cm = 0.31 cm Angular speed of tire = ? Linear speed (v) = 15 m/s

Q: The figure shows an overhead view of a ring that can rotate about its center like a merry-go-round.…

A:

Q: A baseball pitcher brings his arm forward during a pitch, rotating the forearm about the elbow. If…

A: Given data The velocity of the ball in the pitcher's hand is given as v = 36.9 m/s. The distance of…

Q: Two bugs sit on a merry-go-round. The Ladybug is on the edge. The Gent bug is halfway between her…

A:

Q: On applying brakes, a vehicle running at 72 km/h comes to rest after making 36 revolutions. What is…

A: Negative acceleration is referred to as retardation.When the velocity of an object drops, this…

Q: Consider the 15.0 kg motorcycle wheel shown in the figure. Assume it to be approximately an annular…

A:

Q: Assume it to be approximately an annular ring with an inner radius ofR, = 0.280 m and an outer…

A:

Q: A car of mass 7,772 kg moves with a speed of 27 on a circular track with a diameter of 797 m. What…

A: Mass of car(m)= 772 kgSpeed of car(v)= 27m/sDiameter of circular track (D)= 797 m

Q: A golfer taking part in a longest drive competition swings at the ball with all his might,…

A: Given-Linear velocity v= 51 m/s Radius of rotation r=1.7 m

Q: A crustacean (Hemisquilla ensigera) rotates its anterior limb to strike a mollusk, intending to…

A: Given, angular velocity, ω = 175 radstime, t= 1.50 ×10-3 smass of the limb, M = 28.0 glength, L =…

Q: A tall telephone pole with massm and length L has just been placed in the ground. Before the wires…

A: Draw the free-body diagram of the telephone pole.

Q: Consider the 11.0 kg motorcycle wheel shown in the figure. Assume it to be approximately an annular…

A: R1 = 0.28 m R2 = 0.32 m Force (F) = 1800 N R = 0.05 m Mass (M) = 11 kg

Q: A track is mounted on a large wheel that is free to turn with negligible friction about a vertical…

A:

Q: r momentum of a figure skater spinning at 3.4 rev/s with arms in close to her body, assuming her to…

A: Given:- The angular momentum of a figure skater spinning at ω= 3.4 rev/s with arms in close to her…

Q: The earth completes one revolution around the sun in one year. The radius of orbit is 1.5 × 10^11 m.…

A: Given value--- one revolution time T = one year . radius of orbit = 1.5 × 1011 m. We have to…

Q: Consider the father pushing a playground merry-go-round. He exerts a force of 250 N at the edge of…

A:

Q: What is the linear speed of a point that moves in a circle with a radius of 1cm with an angular…

A: Given data :- radius r = 1 cm = 0.01 m = 1×10-2 m angular velocity ω = 3 radians/s

Q: A new design for a race car is to have a large solid disk-shaped flywheel within the car storing…

A:

Q: Formula 1 cars have tires with a diameter of 72 cm. For this problem, we will consider the case of…

A:

Q: A crustacean (Hemisquilla ensigera) rotates its anterior limb to strike a mollusk, intending to…

A:

Q: (a) What is the tangential acceleration of a bug on the rim of a 9.0 in. diameter disk if the disk…

A:

Q: What is the angular momentum of a figure skater spinning at 2.4 rev/s with arms in close to her…

A:

Q: A wheel turns without sliding on a horizontal surface. With respect to the ground, the center of the…

A: Answer:) zero

Q: The Earth has an angular speed of 7.272 10-5 rad/s in its rotation. Find the new angular speed if an…

A: GIVEN Angular speed of  Earth 7.272 10-5 rad/s Asteroid mass  = (m) = 1.22 1022 kg  Asteroid speed…

Q: Diving from a high cliff, Cliff begins bent in half ( I = 4 kg m2 ) with a moderate rotational speed…

A: The objective of the question is to find the rotational speed of Cliff when he tucks his mass…