Find the period of its uniform circular motion

Assignment Help Physics
Reference no: EM13993133

A child ties a rock to a string and whirls it around in a horizontal circle.

Part A

Assuming a 1.46m -long string making 20.0? angle below the horizontal, find the speed of the rock.

Part B

Find the period of its uniform circular motion.

Reference no: EM13993133

Questions Cloud

Find pnet the net power radiated by the person : Assume that the person is wearing only a skimpy bathing suit of negligible area. As a rough approximation, the area of a human body may be considered to be that of the sides of a cylinder of length L=2.0m and circumference C=0.8m.If the surface te..
Compute the magnitude and direction of the magnetic field : Determine the magnitude and direction of the magnetic field at the center of the circle. Now, cut the wire and lay it out so that the center of the wire is perpendicular to the center of the circle.
Determine the new number of shares outstanding in parts : Determine the new number of shares outstanding in parts (a) through (d),  RC has a three - for - seven reverse stock split?
What is the point of this article or chapter : Summarize: What are the main arguments? What is the point of this article or chapter? What topics are covered? If someone asked what this source is about, what would you say
Find the period of its uniform circular motion : Assuming a 1.46m -long string making 20.0? angle below the horizontal, find the speed of the rock. Find the period of its uniform circular motion.
Smallest value that the mean of the distribution : Let the number of chocolate drops in a certain type of cookie have a Poisson distribution. We want the probability that a cookie of t"his type contains at least two chocolate drops to be greater than 0.99. Find the smallest value that the mean of ..
What the average time period for introduction of new drug : Which drug is likely to be the most profitable for its producer (in terms of average "per-drug" profit)? What is the average time period for the introduction of a new drug into market
How many units should be ordered each time : If the holding cost per unit was $6 instead of $5, what would be the optimal order quantity? To minimize the total cost, how many units should be ordered each time an order is placed?
Find angular displacement and average angular acceleration : Calculate the angular displacement and the average angular acceleration of the merry-go-round. What is the maximum tangential speed of the child if she rides on the edge of the platform?

Reviews

Write a Review

Physics Questions & Answers

  What is the direction of the current in the wire

A 2.50 meter long copper wire has a mass of 0.25 kilograms. A magnetic field of 0.15 Teslas is oriented horizontally from south to north. What is the minimum current in the rod that would allow it to "float" in this magnetic field? What is the direct..

  What is the orbital eccentricity

An object of negligible mass has an instantaneous position of .6 AU from the sun, an instant. velocity of 25 km/s, a direction of motion of 30 degrees radially outward from the sun, and a semimajor axis of .38 AU. What is the orbital eccentricity?

  What is the orientation angle of the second polarizer

Compute the distance of two point's p1 and p2 in the x-y plane with the following Cartesian coordinates: p1= (-5m, +8m), p2= (+3m, +2m). Draw the position vectors into appropriate-points.

  A block with a mass m and charge q is placed in an electric

a block with a mass m and charge q is placed in an electric field e a i b j where a and b are constants. if the block

  Find the inner radius of the pipe

A copper pipe with an outer radius of 0.014 m runs from an outdoor wall faucet into the interior of a house. Find the inner radius of the pipe

  In a double-slit experiment-second-order bright fringe

In a double-slit experiment, the second-order bright fringe is observed at an angle of 0.62°. If the slit separation is 0.10 mm, then what is the wavelength of the light? I'm getting 5.4104e-6 nm? But I'm not sure what I'm doing wrong. I've tried it ..

  What is the speed of its center of mass now

A hollow sphere of radius 0.50 m, withrotational inertia I = 0.038 kgm2 about a line through its center of mass, rollswithout slipping up a surface inclined at 40° to the horizontal. At a certain initialposition, the sphere's total kinetic energy ..

  How much will the clocks differ in time

Suppose two highly precise, identical clocks are synchronized and one clock is placed on the North Pole, how much will the clocks differ in time

  Q1 a rock is projected from the edge of the top of a

q1. a rock is projected from the edge of the top of a building with an initial velocity of 14 ms at an angle of 36

  Ping-pong ball has been electrostatically charged

A ping-pong ball has been electrostatically charged such that it has 2.5 x 1015 excess electrons. The ball has a massof 1.0 g. It is observed to float motionless in the presence of auniform electric field. What is the magnitude and direction of th..

  Evaluate the magnitude of the frictional torque

The combination of an applied force and a frictional force produces a constant torque of 41 Nm on a wheel rotating about a fixed axis. Determine the magnitude of the frictional torque

  Determine what is the electric potential at point e

Four point charges are arranged in a square with side length 1 meter. Charges qA and qD have charges of q= +1 uC, and charges qB and qC have charges of q= -1 uC. Point E exists at the center of the square.

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