The breaking tension of a string is 80 kg wt. A mass of 1 kg is attached to the string and · rotated in a horizontal circle on a horizontal surface of radius 2 m. Find the maximum number of revolutions made without breaking. (g = 9.8 m/s?) %3D

Q: 3. A 2800-lb car enters an S-curve at A with a speed of 45 mi/hr with brakes applied to reduce the…

A: mass of the car m = 2800 lb = 1270.059 Kg initial velocity of car u = 45 mi/hr = 20.1168 m/s final…

Q: An engineer wants to design an oval racetrack such that 3.20 x 10³ lb racecars can round the exactly…

A: The banking angle necessary for the race cars to navigate the turns at  without the aid of friction…

Q: A 50-ton train engine is traveling around the curved track with a velocity and acceleration as…

A: Given that:- Mass of train=m=50 ton

Q: Calculate the resultant force ANGLE relative to progression (to 1 decimal place) given the following…

A:

Q: The Normal component of acceleration of a moving object in space at time t is given by a = t and the…

A: Given, Normal component of acceleration and curvature

Q: angular velocity (rad/s) linear velocity (cm/s) centripetal acceleration (cm/s) centripetal force…

A: For θ=45°: Given data: The mass of the bob, m=56.00 g. The radius of the path, r=39.50 cm. The…

Q: A motorcycle is going over the Melbourne Causeway which has a radius of curvature of 150 m at the…

A: Given Radius R=150 m Acceleration due to gravity is g=9.80 m/s2

Q: It has been suggested that rotating cylinders about 20.0 mi long and 3.53 mi in diameter be placed…

A: It is given that, l=20 mi=32186.9 md=3.53 mir=d2=3.532=1.765 mi=2840.4922 m

Q: centripetal acceleration of 4.55 m/s ^ 2 Determine the speed of the car in meters per second .

A: Relation between centripetal acceleration, speed and Radius is given as: ac=v2R where ac is the…

Q: In a uniform circular motion, the centripetal acceleration is

A:

Q: What's the linear speed of a point on the equator of a planet whose radius is 5.4 times that of…

A: Given--- radius of planet = 5.4 times of the earth radius.  We have to find--- linear of a point…

Q: I1. What will happen if suddenly the gravitational pull of the carth on the satellite becomes zero?…

A: 11) When the gravitational force of attraction of the earth on the satellite becomes zero, the…

Q: 1,0 m 60

A:

Q: It has been suggested that rotating cylinders about 20.0 mi long and 5.69 mi in diameter be placed…

A:

Q: A circular space station has a diameter of 386 m.  Determine the frequency (per minute) with which…

A: The diameter of the space station is, D=386 m. The Earth's gravitational field is, g=10 N/kg = 10…

Q: Q.1) A 2 kg ball revolves in a horizontal circle at a constant speed. For an allowable tension of 50…

A: The free-body diagram for the given problem is shown in fig. The ball of 2 kg is attached to a card…

Q: A car of mass 1418 kg drives around a circular section of a curve with radius 60.7 m. The car is…

A: mass of car = 1418 kg radius = 60.7 m speed of car = 34 m/s

Q: 2. The rotation of the earth causes a centrifugal effect on a mass near the surface of the earth.…

A: (a) The perpendicular distance of the mass and axis of rotation be defined as Rsinθ. Therefore the…

Q: Fc =4oN 4. he minute hand of a large clock is 0.50 m long 6amin -K- 3600 s (60k60)= T Min (A)…

A:

Q: 7. As television cable is pulled from a large spool to be strung from the telephone poles along a…

A:

Q: a hula hoop spins in order to accelerate at 9.8 m/s^2. What is the speed of the outer edge of the…

A:

Q: The equations of motion of some particle are given as: 4 t +1 y = -4t - 4 z = 2t +2 where x, y and z…

A: Given, equation of motion of some particle is, x=4t+1y=-4t-4z=2t+2 1) Then its trajectory will be,…

Q: 4) A car enters a 110m radius curve and the driver experiences a centripetal acceleration of 4.55…

A: Given that,Radius : R = 110 (m)Centripetal acceleration : ac = 4.55 (m/sec2)Here we need to find the…

Q: 1) A 1.0 x 10’kilogram car travels at a constant speed of 20. meters per second around a horizontal…

A: Given : Mass of a car (m) = 1.0 x 103 kg Speed (v) = 20 m/s Diameter (d) = 1.0 x 102 m Radius (r) =…

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: Determine the angle between that the 5 kN force F and the positive sense of the y axis. F=5 kN 35°…

A: Given diagram:

Q: What centripetal acceleration do we undergo at the equator with respect to earth's center on account…

A: We know that centripetal acceleration is, ac = w2R where, w = angular speed and R = radius

Q: Due to the Earth's rotation, when an object is dropped from rest from the top of a high tower, it…

A: Let h denotes the building height, t denotes the time taken to fall freely, and g denotes the…

Q: Problem 6: As shown in the figure, a rod completes a circuit as it slides with constant elocity, u,…

A:

Q: The earth orbits the sun once a year (3.16-107 seconds) in a nearly circular orbit of radius…

A: The earth orbits the sun once a year in The radius of the circular orbit is

Q: 6.) A bucket of mass 1.60 kg is whirled in a vertical circle of radius 1.45 m . At the lowest point…

A:

Q: Acceleration due to gravity increases as we go towards the centre of the earth. a) True b) False

A: To find: Acceleration due to gravity increases as we go towards the centre of the earth.

Q: A car is traveling with a speed of 19 m/salong a straight horizontal road. The wheels have a radius…

A:

Q: An artificial satellite circles the Earth in a circular orbit at a location where the acceleration…

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Q: A car of mass m=920.0 kg is taking a turn of radius r= 38.4 m on a banked curve. If the car is…

A:

Q: It has been suggested that rotating cylinders about 11.0 mi long and 3.63 mi in diameter be placed…

A: The length of a cylinder is, L=11 mi=11 mi×1609.34 m1 mi=17702.74 m The radius of a cylinder is,…

Q: The 20-g centrifuge at NASA's Ames Research Center in Mountain View, California, is a cylindrical…

A: Given, Radius = 29 ft force = 20.0 mg

Q: number of forces in plane: centripetal force: Are all forces balanced? What is the magnitude of the…

A: number of forces in plane = 2  (normal from surface and weight) centripetal force is provided by…

Q: 2. A small ball of mass m is suspended from a string of length I. The ball revolves with constant…

A:

Q: 3. a) Prove the fractional change in the acceleration due to gravity at a distance or above the…

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Q: Life scientists use ultracentrifuges to separate biological components or to remove molecules from…

A: