A devious classmate swings a sharp pencil at the end of some thread capable of withstanding only 10 N of force. Swinging a 20 g pencil in a horizontal, 50 cm radius circle, at what speed will the thread break and possibly strike down an innocent classmate in the prime of life? Also show the force diagram.

Q: Bri is riding a roller coaster and encounters a loop. She is traveling 7.0 m/s at the top of the…

A: Given: Bri is riding a roller coaster and encounters a loop. She is traveling  7.0m/s at the loop.…

Q: A small block of mass ?m is placed halfway up on the inside of a frictionless, circular loop of…

A: Given that:- Mass of block=m  Radius of circular loop=r

Q: Our friend Wile E. Coyote (SuperGenius) has developed another secret yet incredibly cunning plan to…

A: The mass of the cannon, m = 2120 kg The initial velocity of the cannon, vi = 0 m/s The final…

Q: The center arm then lifts the riders up so they are in a vertical circle perpendicular to the ground…

A: Given- Radius (r) = 10 m Velocity (v) = 10 m/s Mass (m) = 100 kg

Q: A car of mass M = 900 kg traveling at 60.0 km/hour %3D enters a banked turn covered with ice. The…

A:

Q: how far to the right does the ball hit the floor?

A: Given: Mass of object is m=105 g Length of rope is l=58.6 cm Object moves in a vertical circle.…

Q: a boy is twirling a 1.0 kg toy airplane on a string. the radius of the circle is 52 cm and the speed…

A:

Q: In contrast, the kinetic and potential energy in elliptical orbits are not constant but vary so that…

A: The objective of the question is to find the magnitude of the gravitational force acting on a…

Q: As shown here, a roller coaster goes over a loop at a constant speed in the counterclockwise…

A: Option (3) is correct. The net force acts towards the outside of a circle.

Q: A 30-kg child rides in a 30-kg toy car with speed of V=12 m/s at the top of a hump that is in the…

A: We are given mass of car and child. Hence we know the combined mass of system. We are also given the…

Q: Omar can do a loop-the-loop on a skateboard of radius 4.9 m. What is the minimum speed needed for…

A:

Q: $47). An 80-g ball is tied to the end of a 60-cm-long string and swung in a vertical circle. The…

A: Write the given values of this problem. Length of string(r)=60 cm or 0.6 mh=150 cm or 1.5 mm=80 g or…

Q: The 125-lb boy in the figure coasts (without pedaling) his bike off the top of a hill at a speed of…

A:

Q: Disturbed by speeding cars outside his workplace, Nobel laureate Arthur Holly Compton designed a…

A: Use the free body diagram to solve for force that road exert on the car.  It's direction is upwards.…

Q: A 90 g bead on a 60 cm long string is swung in a vertical circle about a point 200 cm above the…

A: From the question, we can identify the following values:Mass of the bead (m) = 90 g = 0.09 kg (since…

Q: A small puck is positioned on the top of a frictionless spherical surface. The puck is then released…

A: Let consider the following quantities: The mass of the puck "m" The radius of the sphere "R" The…

Q: The mass of a roller coaster car, including the riders, is 512 kg. The path of a portion of the ride…

A: SOlution: Given that m = 512 kg VA = 12.8 m/s VB = 22.5 m/s rA =18.8 m rB =10.2 m rC =6.6 m

Q: ground. The center arm then lifts the riders up so they are in a vertical circle perpendicular to…

A: The correct answer is 1000N The force (centripetal force) = mv2r= 100 × 10 ×1010=1000N

Q: See Conceptual Example 6 to review the concepts involved in this problem. A 9.49-kg monkey is…

A: Given data:   Mass, m = 9.49 kg   Radial distance, = 92.1 cm = 0.921 m   Speed, v = 1.78 m/s

Q: Can you help me solve this problem please? A mass weighing 550 kg swings at the end of a 29 m…

A:

Q: Imagine you are at a carnival. At the carnival is ride that has a chair attached to ta 9m long chain…

A: diagram: Given Datm=150kgω=1revx2π5rad/sFmax=3000Nθ=20°R=9mTo find : Tension in the chain due to…

Q: A specific aircraft needs a velocity of 42m/s to generate enough lift for takeoff. It takes 50.0s to…

A: GivenSpecific aircraft needs a velocity=42 m/sTime taken by aircraft =50.0 s

Q: See Conceptual Example 6 to review the concepts involved in this problem. A 9.19-kg monkey is…

A:

Q: hello guys. can you solve it? thank you...

A:

Q: 9. A student is riding on a carousel at a speed of 4.0 m/s. If the Carousel has a radius of 5.0 m…

A: Image-1

Q: A roller-coaster car has a total mass (including passengers) of 505 kg. Sitting in the car is a…

A:

Q: A ball of mass 1 kg tied to one end of a string of length 4.9 m is revolving in a vertical circle.…

A: Below I have provided the solution of the given question

Q: ame par patn). ollowing: The angle between the velocity vector and the x- axis: The normal force…

A:

Q: wo astronauts who have just landed used a power craned to lower their 300 kg moon buddy to the…

A: Given: two astronauts who have just landed used a power craned to lower their 300 kg moon buddy to…

Q: A 1kg mass is attached to a string that is  1mlong.  The mass is swung in a vertical circle that…

A: Mass, m = 1 kg Length of string, L = 1 m Radius of circle, r = L =  1 m Time, t = 0.80 s Angular…

Q: A 0.2 kg ball attached to a 1.5 meter string moves in a vertical circle. What is the minimum speed…

A:

Q: Mr. B does a demonstration with a bucket of water tied to a 1.4-meter long string. The bucket and…

A:

Q: A 10 cm fan is rotating at 30 revolutions per minute. Find the centripetal acceleration in cm/s2 for…

A: Centripetal acceleration is given by, aR=Rω2........(1)As per the provided information, R= 5…

Q: At the point of fission, a nucleus of U-238, with 92 protons is divided into two smaller spheres…

A:

Q: Morgan is riding a roller coaster and encounters a loop. She is traveling at 19.1 m/s at the bottom…

A:

Q: In the problems below, “little g” plays a variety of roles. Near the earth’s surface, g has a value…

A:

Q: 1. Toss a solid object at 22 m/s at a 35° angle from 1.2 m off the ground. (a) How high will it go?…

A:

Q: A boy on the edge of a building 45 m high throws a stone horizontally outward with a speed of 20m/s.…

A:

Q: Plz do.it Correctly

A:

Q: A 10.5-kg monkey is hanging by one arm from a branch and swinging on a vertical circle. As an…

A:

Q: An 800kg roller coaster is at the top of a hill (the hill radius is 7m) moving with a speed of 4…

A:

Q: An m= 1,652 kg car passes over a hump with a velocity of v =6.8 m/s in a road that follows the arc…

A: Write a given values of this question. m=1,652kgv=6.8m/sr=90mg=9.8m/s2

Q: Shown is a 100 g puck revolving at 100 rpm on a 20-cm-radius circle on a frictionless table. A…

A: According to the conservation of angular momentum, the expression can be written as…

Q: For the conical pendulum shown below, the bob moves in a horizontal circle of radius 0.1 m, at a…

A: Conical pendulum is similar to simple pendulum. Centripetal force is present in circular motion. It…

Q: A 700-g rock is attached to a half-meter (massless) string and is spun on the other end on vertical…

A:

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.