What is the speed of the object at the lowest point

Assignment Help Physics
Reference no: EM13545235

A pendulum is made by letting a 2.0-kg object swing at the end of a string that has length of 2.0 m. The maximum angle the string makes with the vertical as the pendulum swings is 30°. What is the speed of the object at the lowest point in its swing?

Reference no: EM13545235

Questions Cloud

State the equilibrium concentration of the chemical in water : A chemical is placed in a beaker containing 20g of soil and 500 ml water. at equilibrium, the chemical is found in the soil at a concentration of 100mg/kg of soil. the equilibrium concentration of this same chemical in the water is 250µg/L.
Find the change in mechanical energy of the block : A 1.8-kg block slides down a fixed, rough curved track. What is the change in mechanical energy of the block coused by the force of friction during this descent
Evaluate the ph of the solution recall that ascorbic acid : Calculate the pH of this solution. recall that ascorbic acid is a diprotic acid. the first and second acid dissociation constants are 7.9X10^-5 and 1.6X10^-12.
Explain what volume of 0.50 m hno2 and 0.50 m nano2 mixed : What volume of 0.50 M HNO2 and 0.50 M NaNO2 must be mixed to prepare 1.00 L of a buffered solution at a pH of 3.50? Present answer in mL units and use 4 significant figures.
What is the speed of the object at the lowest point : A pendulum is made by letting a 2.0-kg object swing at the end of a string that has length of 2.0 m. What is the speed of the object at the lowest point in its swing
Evaluate the velocity of second glider after the collision : On an air track, a 402.5 g glider moving to the right at 1.95 m/s collides elastically with a 502.0 g glider moving in the opposite direction at 2.90 m/s, Find the velocity of second glider after the collision
Explain volume of the solution upon addition of naoh : Calculate the pH after 4.00g of NaOH is added to 1.00L of the above buffered solution. Assume that there is no change in the volume of the solution upon addition of NaOH.
Find at what final speed does the composite object move : A 5.34kg object moving at a speed of 1.3m/s in the postive x-axis collides wth a 3.20kg moving at 2.5m/s in the opposite direction, sticking together as a result
Evaluate the ph of a 0.75 m c6h5oh solution : The acid dissociation constant, Ka, for phenol, C6H5OH, is 1068X10^-10. Calculate the pH of a 0.75 M C6H5OH solution.

Reviews

Write a Review

Physics Questions & Answers

  Find out the resolution limit set by diffraction

A screen is placed 51.0 cm from a single slit that is illuminated with light of wavelength 677 nm. If the distance between the first and third minima in the diffraction pattern is 2.80 mm, what is the width of slit.

  With what speed does the ball hit the floor

With what minimum speed must you toss a 100 g ball II str aig ht up to just barely hit the I O-m-high ceiling of the gymnasium, With what speed does the ball hit the floor

  Evaluate the average electric field strength in this region

Consider a region of space with volume 32 mm3. Suppose the energy stored in the electric field of that particular region of space is 87 J. evaluate the average electric field strength in this region

  What is the speed of the cannonball relative to the earth

A 3.2 kg block of wood sits on a table. A 3g bullet, fired horizontally at a speed of 490 m/s, goes completely through the block, emerging at a speed of 250m/s. What is the speed of the block immediately after the bullet exits.

  How long does it take the rock to hit the ground

A girl is standing at the edge of a cliff 145 m above the ground. She reaches out over the edge of the cliff and throws a rock straight upward with a speed of 6.79 m/s. How long does it take the rock to hit the ground

  Calculate the unknown capacitance

An isolated capacitor of unknown capacitance has been charged to a potential difference of 119 V. Calculate the unknown capacitance

  What is the height of the red ball 3.30 seconds

A roller coaster is towed up an incline at a steady speed of 0.51m/s by a chain parallel to the surface of the incline. The slope is 2.85 % that means that the elevation increases by 2.85 m for every 100m of horizontal distance.

  Obtain the magnitude of the net force acting on the vehicle

A 1320-kg racecar is driving around a circular track of radius 161 m. What is the magnitude of the net force acting on the vehicle

  How fast was it moving just after being hit

A tennis ball on Mars, where the acceleration due to gravity is 0.379 of a g and air resistance is negligible, How fast was it moving just after being hit

  Find the escape velocity for an object

If the mass of Jupiter is 1.8 x 10^27 kg, then find the escape velocity for an object launched from the surface of Jupiter

  Determine the magnetic field at the center of the loop point

A current flow in a circle loop is clockwise. What is the magnetic field at the center of the loop point

  Calculate the energy of one photon of this light

The blue line of the hydrogen emission spectrum has a wavelength of 433.9 nm. Calculate the energy of one photon of this light

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