Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
1 in the following figure suppose a person is trying to move a 51 kg block by pulling upward with a force f at an angle
1 light from the sun takes approximately 83 min to reach the earth during this time interval the earth has continued to
a steel container equipped with a piston contains 21 moles of an ideal gas at 455 k the container is compressed
in the following circuit r15 ohm r22 29 omega r32 29 ohm r429 omega r55 omega if current through r4 omega resistor is
please describe in details one device vehicle etc that works on one or several capacitors what are the
if you wanted to develop a telescope what kind of lenses would you use for the objective lens the lens that collects
a horizontal spring that is lying on a frictionless table is attached at one end to a wall and at the other end to a
a simple pendulum l 120 m has a mass of 200 g at its enda calculate the period of oscillation of this simple pendulumb
a postal employee drives a delivery truck along the route shown in the figure below x 23 y 36 and theta 45o
1 two identical metal plates with small holes are aligned a distance l58 cm apart they have a potential difference of
find the total positive charge of all the protons in x gm of co2 gas 2 if the electrical force of repulsion between two
1 find the maximum velocity vmax of the car during the ten-second interval depicted in the graph express your answer in
a 24-kg wagon accelerates on a horizontal surface at 07 ms2 when pulled by a rope exerting a 120-n force on the wagon
1 light that has a wavelength of 668 nm passes through a slit 673 multiplygif 103 nm wide and falls on a screen that is
1 find the height of an image for an object that is 500 in tall the object is located 100 in from a convex mirror and
1 find the angle between the first minima for the two sodium vapor lines which have wavelengths of 5891 and 5896 nm
1 in the figure below the work done by the electrostatic force as the test charge q0nbsp 2 muc moves from a to b is wab
if the car exerts a constant braking force how much longer will the stopping distance be if the car begins with a
a block of mass 20kg starts to slide from rest down a frictionless quarter circle track of radius 500m at the base of
while moving between a tall tree and a building a squirrel drops an acorn straight down a conveniently placed sensor on
1 the figure below shows three point charges that lie in the xy plane in a vacuum find the magnitude and direction of
a slingshot obeying hookes law is used to launch pebbles vertically into the air you observe that if you pull a pebble
a block of mass m starting from rest slides down a frictionless semicircular track from a height a as shown as it
1 how far in meters must a 100 kg pile driver fall if it is to do 14000 j of work2 a spring whose spring constant is
1 explain with the aid of a diagram why lines of force must be at right angles to equipotential lines2 under what