﻿ What is Hunter the dog's centripetal acceleration when he runs along a circular path of radius 2.0 meters with a tangential speed of 2.2 meters/second? - AssignmentGrade.com

# What is Hunter the dog's centripetal acceleration when he runs along a circular path of radius 2.0 meters with a tangential speed of 2.2 meters/second?

QUESTION POSTED AT 18/04/2020 - 07:13 PM

The dogs centripetal acceleration is 2.4 meters/second^2

## Related questions

### A cart changes its speed from 90 m/s to 100 m/s in 10 seconds. during this interval its acceleration is

QUESTION POSTED AT 02/06/2020 - 01:42 AM

### A parachutist of mass 75kg descends with an acceleration of 8 m/s2. What is the upward force exerted by the air on the parachutist?

QUESTION POSTED AT 02/06/2020 - 01:37 AM

### 1. An object is moving to the right in a straight line. The net force acting on the object is also directed to the right, but the magnitude of the force is decreasing with time. How will the motion of the object change? a. It will continue to move to the right, its speed increasing with time. b. It will stop and then begin moving to the left. c. It will continue to move to the right at a constant speed. d. It will continue to move to the right, its speed decreasing with time. 2. A glass table top is able to exert a maximum normal force of 1600 N. A large object with a mass of 165 kg is gently lowered onto the center of the table top, then released there. What most likely will happen next? a. The table top will crack but still hold the object. b. The table top will break and the object will fall to the floor. c. The object will bounce off the table. d. The object will rest on the table top, which remains in tact. 3. A rock at rest has weight 138 N. What is the weight of the rock when it is accelerating upward at 12 m/s2? a. 115 N b. 63 N c. 304 N d. 138 N 4. A chair of mass 30.0 kg is at rest on a horizontal floor. The floor is not frictionless. You push on the chair with a force of 80.0 N directed at an angle of 35.0° to the floor. What is the normal force that the floor exerts on the chair? a. 363 N b. 340 N c. 294 N d. 317 N 5. Two particles are separated by a distance d. At this distance, the strong interaction between them is much greater than the electrical interaction. What are the possible values of d? a. extremely large values, such as the distances between the planets and sun b. extremely small values, such as the distances between particles in an atomic nucleus c. values between 1 mm and 1 m d. values between 1 m and 1 km 6. A soccer player kicks a ball. Why does the action force exerted by the player's foot cause a different motion than the reaction force? a. The action force and the reaction force act on different objects. b. The action force is greater than the reaction force. c. The reaction force is greater than the action force. d. The action force and the reaction force act in opposite directions. 7. A box of weight 320 N is being pulled to the right by a pulling force F-> of magnitude 44 N. The coefficient of static friction between the box and the floor is 0.15. To make an accurate free-body diagram of the box, the letter f in the diagram above should be replaced with the label _____. a. 4.0 N b. 48 N c. 44 N d. 280 N 8. I have the answer 9. A man pulls a wagon with a handle that is at an angle of 42° with the ground. If the man pulls with 330 N of force, how much force pulls the wagon forward? a. 110 N b. 220 N c. 245 N d. 330 N 10. In this free-body diagram, the weight (W) and normal force (n) have equal magnitudes. The magnitudes of any forward or backward forces, however, are not determined. The free-body diagram will not apply to which of these objects or persons? a. a box sliding across a table at constant speed b. an automobile accelerating on a flat highway c. a box at rest on a table d. a woman jumping off the floor 11. A force of 1 N will cause a mass of 1 kg to have an acceleration of 1 m/s2. Therefore, a force of 8 N applied to a mass of 1 kg will cause it to accelerate at what rate? a. 8 m/s2 b. 0.13 m/s2 c. 1 m/s2 d. 9 m/s2 e. 64 m/s2

QUESTION POSTED AT 02/06/2020 - 01:27 AM

### A man stands still on a moving escalator and a woman walks past him in the same direction as the escalator. to a stationary observer the man has a speed of 0.2 m/s and the woman has a speed of 0.5 m/s from the frame or reference of the man on the escalator how fast is the woman walking?

QUESTION POSTED AT 02/06/2020 - 01:21 AM

### Which statement describes the horizontal acceleration of a projectile? It is –9.8 m/s2. It is 9.8 m/s2. It is constant. It is zero.

QUESTION POSTED AT 01/06/2020 - 04:49 PM

### A puppy weighing 3 kilograms races through the dog park. If she slows from a speed of 2 meters/second to 1 meter/second, what will happen to her kinetic energy?

QUESTION POSTED AT 01/06/2020 - 04:43 PM

### You kick a soccer ball straight up into the air with a speed of 21.2 m/s how long does it take the soccer ball to reach its highest point

QUESTION POSTED AT 01/06/2020 - 04:26 PM

### A/an ___ is a machine which tells us about the strength and speed of sisemec waves. Seismogram Seismograph Moho Aurora

QUESTION POSTED AT 01/06/2020 - 04:18 PM

### John pushes his bike along the sidewalk at a constant speed. If he increases the force on the bike, what happens?

QUESTION POSTED AT 01/06/2020 - 03:41 PM

### A railroad car with a mass of 30,000 kg is moving at 2.0 m/s when it runs into an at-rest freight car with an equal mass. The cars lock together. What is their final velocity?

QUESTION POSTED AT 01/06/2020 - 03:35 PM

### Which statement is true for a sound wave entering an area of warmer air? A:The wave travels faster and with the same wavelength. B:The wave travels at the same speed but with an increased wavelength. C:The wave travels at the same speed and with the same wavelength. D:The wave travels slower and with an increased wavelength. E:The wave travels faster and with an increased wavelength.

QUESTION POSTED AT 01/06/2020 - 03:12 PM

### What will be the restoring force if a spring with a spring constant of 45 newtons per meter is pulled 0.03 meters in the downward direction?

QUESTION POSTED AT 01/06/2020 - 03:09 PM

### The table shows information about four students who are running around a track. Which statement is supported by the information in the chart.

QUESTION POSTED AT 01/06/2020 - 03:05 PM

### Particle accelerators make it easy for scientists to study what? a)Gravity b)electricity c)quarks

QUESTION POSTED AT 01/06/2020 - 02:52 PM

### Carter pushes a bag full of basketball jerseys across the gym floor. The he pushes with a constant force of 21 newtons. If he pushes the bag 9 meters in 3 seconds, how much power does he use? (Hint: 1 watt = 1 .

QUESTION POSTED AT 01/06/2020 - 02:49 PM

### Imagine a rock is dropped from the top of a tall building. After 2 seconds of falling, the rock’s instantaneous speed is approximately 20m/s. does anyone know is it true or false

QUESTION POSTED AT 01/06/2020 - 02:47 PM

### A boy and his skateboard have a combined mass of 65 kg what is the speed of the boy and skateboard if they have a momentum of 275 kg•m/s

QUESTION POSTED AT 01/06/2020 - 02:43 PM

### A man with mass 82 kg runs at a speed of 2.8 m/s. How much kinetic energy does he have?

QUESTION POSTED AT 01/06/2020 - 02:34 PM

### A cart is moving horizontally along a straight line with constant speed of 30 m/s. A projectile is fired from the moving cart in such a way that it will return to the cart after the cart has moved 80 m. At what speed (relative to the cart) and at what angle (to the horizontal) must the projectile be fired?

QUESTION POSTED AT 01/06/2020 - 02:28 PM

### The velocity of a car increases by 40 m/s in 80 seconds. What is the acceleration of the car

QUESTION POSTED AT 01/06/2020 - 02:27 PM

### In a wheel and axle, the radius of the wheel is 20 cm and the radius of the axle is 4 cm. What is the mechanical advantage?

QUESTION POSTED AT 01/06/2020 - 02:24 PM

### A train with a constant velocity of +28.6 m/s approaches a small town . the operator applies the brake, reducing the train's velocity to +11.4 m/s. if the average acceleration of the train during braking is 1.35 m/s2, for what elapsed time does the operator apply the brake?

QUESTION POSTED AT 01/06/2020 - 01:52 PM

### A baseball outfielder throws a 0.150-kg baseball at a speed of 40.8 m/s and an initial angle of 28.0°. what is the kinetic energy of the baseball at the highest point of its trajectory?

QUESTION POSTED AT 01/06/2020 - 01:51 PM

### A 2400-kg satellite is in a circular orbit around a planet. the satellite travels with a constant speed of 6670 m/s. the radius of the circular orbit is 8.92 × 106 m. calculate the magnitude of the gravitational force exerted on the satellite by the planet.

QUESTION POSTED AT 01/06/2020 - 01:45 PM

### When driving through a one way alley and the speed limit is not posted you must drive no faster than?

QUESTION POSTED AT 01/06/2020 - 01:42 PM

### What is the work required to raise a 10. kg object from the surface of the Earth to a height of 2.0 m? A. 5.0 J B. 20. J C. 2.0 E2 J D. 2.0 E3 J

QUESTION POSTED AT 01/06/2020 - 01:26 PM

### A rugby player passes the ball 7.25 m across the field, where it is caught at the same height as it left his hand. at what angle was the ball thrown if its initial speed was 12.0 m/s, assuming that the smaller of the two possible angles was used

QUESTION POSTED AT 01/06/2020 - 01:24 PM

### Speed and direction of an objectat a specific moment. T or F

QUESTION POSTED AT 01/06/2020 - 12:51 PM

### What is the total energy expenditure for a 70-kg man doing an exercise session composed of 5 min of warm-up at 2.0 metabolic equivalents (met), 20 min of treadmill running at 9 met, 20 min of leg cycling at 8 met, and a 5 min cool-down at 2.5 met?

QUESTION POSTED AT 01/06/2020 - 12:45 PM

### A solar-powered car is traveling at constant speed around a circular track. what happens to the centripetal acceleration of the car if the speed is doubled?

QUESTION POSTED AT 01/06/2020 - 12:23 PM