What is the direction of the average acceleration

Assignment Help Physics
Reference no: EM13664532

A push on a 1-kg brick accelerates it. Neglecting friction, to equally accelerate a 10-kg brick, one would have to push with

A) one tenth the amount of force.

B) 100 times as much force.

C) Just as much force.

D) 10 times as much force.

E) None of these

2. A car drives west at 60 mph and then turns south driving at 60 mph for the rest of the trip. What is the direction of the average acceleration?(where we utilize the convention that north points in they direction and east points in the +direction.)

A) Southwest B) southeast C) northwest D) northeast

Reference no: EM13664532

Questions Cloud

Micro teslas at the site of the compass due to power line : A surveyor is using a magnetic compass 7.1 m below a power line in which there is a steady current of 85 A. What is the magnetic field in micro teslas at the site of the compass due to the power line?
Acceleration is perpendicular to the velocity : In a uniform circular motion the a) acceleration is parallel to the velocity b)acceleration is vertical while the velocity can be in any direction c) acceleration is always vertical and the velocity is horizontal d) acceleration is perpendicular to t..
Require is a pair of water-walking boots shaped like boats : To walk on water, all you require is a pair of water-walking boots shaped like boats. If each boot is 28 cm high and 33 cm wide, how long should they be to support a 55 kg person?
Ray of light is traveling in glass-strikes glass interface : A ray of light is traveling in glass and strikes a glass/liquid interface. The angle of incidence is 56.0°, and the index of refraction of glass is n = 1.50. What should be the index of refraction of the liquid such that the direction of the light en..
What is the direction of the average acceleration : A push on a 1-kg brick accelerates it. Neglecting friction, to equally accelerate a 10-kg brick, one would have to push with. A car drives west at 60 mph and then turns south driving at 60 mph for the rest of the trip. What is the direction of the av..
Ball straight down at the same initial speed : Someone standing at the edge of a cliff throws one ball straight up and another ball straight down at the same initial speed. Neglecting air resistance, the ball to hit the ground below the cliff by the greater speed will be the one thrown downward.
Compute the protons speed and kinetic energy : A slit with a width 0.10 mm is located 11 m from a screen. If the light with λ = 600 nm is passed during this slit, what is the distance among the central bright fringe and the third dark fringe on the screen?
Think a michelson interferometer operated by light : Think a Michelson interferometer operated by light from a sodium lamp with λNa = 589 nm. Suppose the interferometer is utilized to check the accuracy of a meter stick by moving one of the mirrors a distance of precisely 1.87 m (as determined with the..
Trip to distant star that is stationary relative to earth : A space traveler moving at a speed of 0.56c by respect to the earth makes a trip to a distant star that is stationary relative to the earth. He measures the length of this trip to be 7.9light-years.

Reviews

Write a Review

Physics Questions & Answers

  Determine the diameter of the ball

A Ping-Pong ball with mass 1.5 g is attached by a thread to the bottom of a beaker. Determine the diameter of the ball

  Find the electric potential energy of this group

Four identical charges (+2.2 ?C each) are brought from infinity and fixed to a straight line. Determine the electric potential energy of this group

  Compute the specific heat of the unknown substance

An unknown substance has a mass of 0.125 kg and an initialtemperature of 104.4°C. calculate the specific heat of the unknown substance

  A skier is gliding along at 40 ms on horizontal

a skier is gliding along at 4.0 ms on horizontal frictionless snow. he suddenly starts down a 14deg incline. his speed

  How much time elapses before compass hits the ground

The coefficient of static friction between the stone and each side of the tread channel is 0.7. While the tire surface is rotating at a maximum speed of 1 m/s, the stone flies out of the tread. The magnitude FN of the normal force that each side of t..

  Estimate the maximum energy stored in the inductor

A circuit consists of an idealized 166 mH inductor and a 45.8 muF capacitor. What is the natural (linear) frequency of the circuit if the capacitor is first charged to 161 muC, What is the maximum energy stored in the inductor

  What direction should the dolphin head

A dolphin wants to swim directly back to its home bay, which is 0.760 km due west. It can swim at a speed of 4.23 m/s relative to the water, but a uniform water current flows with speed 2.92 m/s in the southeast direction. What direction should th..

  What is the angular velocity of the girl

A girl sits fixed on a merry-go-round of mass M = 500 kg and radius R = 2 m. The merry-go-round is at first at rest and is free to rotate without friction.

  Find the critical angle of total internal reflection

A diver, below the surface of a lake, notices that no light appears to be coming toward her greater than the angle è, what is the angle è

  Wht is the mass of the car moving to the left

Two toy cars resting on a frictionless table top are separated by a spring compressed by tying it with a thread. wht is the mass of the car moving to the left

  Find the direction of the couples displacement

One afternoon, a couple walks five-sixthsof the way around a circular lake, the radius of which is1.70km. What are the magnitude and direction (relative to due east) ofthe couple's displacement

  When the electron is released from rest at point b

A ship sets out to sail to a point 148 km due north. An unexpected storm blows the ship to a point 148 km due east of its starting point. (a) How far (in km) and (b) in what direction (as an angle from due east, where north of east is a positive angl..

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