What is the magnitude of tension in string at this position

Assignment Help Physics
Reference no: EM13683114

A 0.20-kg object attached to the end of a string swings in a vertical circle (radius = 80 cm). At the top of the circle the speed of the object is 4.5 m/s. What is the magnitude of the tension in the string at this position?

Reference no: EM13683114

Questions Cloud

How would they contribute to the goal of the motion : Imagine the trajectory of a ball thrown (shot) into the air with a goal of accuracy (scoring points) and “caught” at the height higher from which it was tossed (as in basketball). Which biomechanical principles would be best applied, how would they c..
Quadrupled strings mass and length are both quadrupled : A wave pulse travels along a string at speed of 200 cm/s what will speed be if: string's tension is doubled? Strings mass is quadrupled (length unchanged) stings length is quadrupled (mass unchanged) strings mass and length are both quadrupled?
Observe the trajectory of a ball tossed vertically into air : Observe the trajectory of a ball tossed vertically into the air with a goal of height and caught at the same height from which it was tossed. What biomechanical principles do you observe and how do they contribute to the goal of the motion?
What is the magnetic-field strength from the wire : A current in a long, straight wire produces a magnetic field of 10.0T at 4.00cm from the wire. What is the magnetic-field strength 8.00cm from the wire? (Answer the question without finding the current.) How far from the wire will the field be 3.00 T..
What is the magnitude of tension in string at this position : A 0.20-kg object attached to the end of a string swings in a vertical circle (radius = 80 cm). At the top of the circle the speed of the object is 4.5 m/s. What is the magnitude of the tension in the string at this position?
Magnitude of the average force on the object with the wall : A 1.2-kg object moving with a speed of 8.0 m/s collides perpendicularly with a wall and emerges with a speed of 6.0 m/s in the opposite direction. If the object is in contact with the wall for 0.002 s, what is the magnitude of the average force on th..
What is the change in potential energy : 7.0kg monkey swings from one branch to another 1.2m higher. What is the change in potential energy? A spring has a spring constant of 440N/m. How much must this spring be stretched to store 25J of potential energy?
Discover the tangential velocity of the spinning wall : The Wall of Death in an amusement park is comprised of a vertical cylinder that can spin around the vertical axis. Riders stand against the wall of the spinning cylinder and the floor falls away leaving the riders held up by friction.
What is the magnitude of its acceleration : A block with mass m = 21.7 kg slides down an inclined plane of slope angle 33.6   o with a constant velocity. It is then projected up the same plane with an initial speed 1.85 m/s. whereas the mass is heading up the incline, what is the magnitude of ..

Reviews

Write a Review

Physics Questions & Answers

  Calculate what is the outside temperature

A small dog has thick fur, with a thermal conductivity of 0.040W/(m • K). The dog's metabolism produces heat at a rate of36 W and its internal (body) temperature is 36°C. calculate what is the outside temperature

  Determine how many beats per second would one hear

Two sources of sound of equal loudness have frequencies of 448 Hertz and 452 Hertz. Determine how many beats per second would one hear

  What is the amount of charge enclosed by the box

The electric field has been measured to be vertically upward everywhere on the surface of a box 20 cm long, 4 cm high, and 3 cm deep, What is the amount of charge enclosed by the box

  What is the maximum horizontal range of your gun

You buy a plastic dart gun, and being a clever physics student you decide to do a quick calculation to find its maximum horizontal range. What is the maximum horizontal range of your gun

  In what direction should the pilot aim the plane

WebAssign will do simple calculations for you, using +, -, *, /, parentheses, and E-notation. For instance, if a question asks for half the sum of 246 and 388, you can enter "(246+388)/2".

  If the total momentum of a system is a constant

If the total momentum of a system is a constant, then we say that the total momentum is conserved. A consequence of Newton’s laws of physics is that the total momentum of a system is conserved whenever the net external force on the system is zero.

  What was the bullets flight time

A rifle is aimed horizontally at a target 60 {\rm m} away. The bullet hits the target 2.0 {\rm cm} below the aim point. What was the bullet's flight time? What was the bullet's speed as it left the barrel?

  Find how much water will spill out of the beaker

A pyrex beaker that holds 250 ml of water at 20 degrees celcius is filled to the brim. The system is heated to 40 degrees celcius, how much water (if any) will spill out of the beaker

  What is the maximum velocity of the elevator

Starting from rest at the ground floor, an elevator takes 19.0 seconds for a vertical trip of 70.0 meters. What is the maximum velocity of the elevator

  A dart with mass m moving horizontally imbeds

A dart with mass m moving horizontally imbeds in a target of mass M suspended by a wire of length l and mass u. What is the initial speed of the dart v if immediately after impact the target recoils with angular speed w?

  What is the total work done by this net force

A net force of 32 N accelerates a 4.7-kg mass over a distance of 15 m. What is the total work done by this net force

  Calculate the mass of the wheel

A thin, light wire is wrapped around the rim of a wheel, The wheel rotates without friction about a stationary horizontal axis that passes through the center of the wheel. what is the mass of the wheel

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd