Find the velocity of the brick

Assignment Help Physics
Reference no: EM13248097

A construction worker accidentally drops a brick from a high scaffold. What is the velocity of the brick after 4.0 s?

Reference no: EM13248097

Questions Cloud

Find the direction and magnitude of the energy transfer : A substance expands from V1 = 1 ft3 to V2 = 6 ft3 in a constant-pressure process at 100 lbf/in2. The initial and final internal energies are U1 = 40 Btu and U2 = 20 Btu, respectively.
Find the coefficient of kinetic friction of the surface : A 9.0-kg box of oranges slides from rest down a frictionless incline from a height of 5.0 m, What is the coefficient of kinetic friction, µk, of the surface from A to B
Explain dichlorocyclopentane : What is the total number of compounds, stereoisomers included, designated by the general name dichlorocyclopentane
Use three philosophical theories to analyze : Provide one example of a sitution in which it seems to be more important for a business to be ethical than lawful, and one example of a situation in which it seems more important for a business to be lawful rather than ethical.
Find the velocity of the brick : A construction worker accidentally drops a brick from a high scaffold. What is the velocity of the brick after 4.0 s
Compute the covariance function and the variance : A certain signal is modeled by a continuous Gaussian random process X(t) with mean E {X(i)} = 2 and autocorrelation function R(t, r) = 4 + e-0.5|r|. Compute the covariance function C(t, r). Compute the variance of X(t). Write the PDF for a single ..
Explain phenylanaline can be modeled as particle on a ring : For phenylanaline can be modeled as particle on a ring. Calculate the probability of finding electrons in one half of the ring from the ground state
Determine the volume of given region : A 21.5 µF spherical capacitor is composed of two metallic spheres, one having a radius twice as large as the other, determine the volume of this region
Find the value of the current i in terminal voltage changing : Consider a VBE multiplier with R1=R2= 1.2k ohms utilizing a transistor that has VBE= 0.6V at Ic = 1ma, and a very high beta. (b) Find the value of the current I that will result in the terminal voltage changing (from the terminal voltage 1.2-v val..

Reviews

Write a Review

Physics Questions & Answers

  What will the new water temperature be

An osprey's call is a distinct whistle at 2200 Hz. An osprey calls whereas diving at you, to drive you away from her nest. You hear call at 2220 Hz. How fast is the osprey approaching.

  Find the length of the rod at the freezing point of water

An aluminum-alloy rod has a length of 10.006 cm at 23.400°C and a length of 10.024 cm at the boiling point of water, What is the length of the rod at the freezing point of water

  Coefficient of kinetic friction between box and ramp

As part of a safety investigation, two 1700kg cars travelling at 25 m/s are crashed into different barriers. Find the average forces exerted on (a) car that hits a line of water barrels and takes 1.3 seconds to stop, and (b) car that hits a concrete ..

  The magnitude of the charge on an electron

If a metal wire carries a current of 23.0 mA, how long does it take for 12.0×1020 electrons to pass a given cross-sectional area anywhere along the wire? The magnitude of the charge on an electron is 1.6 × 10-19 C.

  Determine the speed of the cart

find the following for the time at which the cart is at position P2, with one-third of the loop in the magnetic field.

  Find the magnitude and direction of the electric field

Two spherical shells have a common center. A -2.1 10-6 C charge is spread uniformly over the inner shell, which has a radius of 0.050 m. A +5.0 10-6 C charge is spread uniformly over the outer shell.

  What is his pitching speed

A baseball player friend of yours wants to determine his pitching speed. You have him stand on a ledge and throw the ball horizontally from an elevation 3.0m above the ground, What is his pitching speed

  Explain how long is the bullet in the target

Explain how long is the bullet in the target? What average force does the bullet exert on the target? What is the target's speed just after the bullet emerges?

  Illustrate what is the accounting carrying value

The rent revenue collected in advance is the only difference, and it is not repeated in October 20X5. Is this a temporary difference? Why or why not? Illustrate what is the accounting carrying value for the unearned rent at the end of 20X4? The tax b..

  What is maximum weight it can lift

A dog running in an open field has components of velocity v_x = 3.2 m/s and v_y = -2.1 m/s at time t_1 = 11.6 s. For a time interval from t_1 = 11.6 s to t_2 = 19.7 s, the average acceleration of the dog has magnitude 0.30 m/s^2 and direction 35.0..

  Find the magnitude and direction of a - b

The force vector A has a magnitude of 75.0 newtons (N) and points due east. The force vector B has a magnitude of 138 N and points 75.6 ° north of east. Find the (a) magnitude and (b) direction of A - B

  What is the force constant of this spring

To stretch a spring 2.00 cm from its unstretched length, 15.0 J of work must be done, What is the force constant of this spring

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