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An air-track glider attached to a spring oscillates with a periodof 1.17 s. At t=0 s the glider is 2.6 cm left of the equilibriumposition and moving to the right at 39.02 cm/s.
What is the phase constant? (in degrees)
A 50.0 kg child stands at the rim of a merry-go-round of radius 2.10 m, rotating with an angular speed of 2.90 rad/s. What is the child's centripetal acceleration
Five grams of nitrogen gas at an initial pressure of 3.0 atm and at 20? C undergo an isobaric expansion until the volume has tripled. What is the gas volume after the expansion
A uniform linear charge density of 4.0 nC/m is distributed along the entire x axis. Consider a spherical (radius = 5.0 cm) surface centered on the origin. Determine the electric flux through this surface
the cars a and b are moving due east and due north at 60 and 80 km p.h. respectively .at noon a is west of b at a
A spring has a spring constant of 40N/m. How much work is required to stretch the spring 3.5cm from its equilibrium position
the electric field of a charge is 1.37e07 nc at a distance 16.3 cm and points away from the charge. what is the sign
A 1.00 m3 container of air absorbs 6098 J of heat at a constant pressure of 1.00 atm. Find the increase in the air's internal energy
When a current flows in an aluminum wire of diameter 4.97mm, the drift speed of the conduction electrons is 1.49x10^-4 m/s. What is the electron current in the wire
A double slit experiment is performed with sodium(yellow) light of wavelength 589.3nm and the interference pattern is observed on a screen 100 cm away. determine the separation between slits
A ball of mass m makes a head-on elastic collision with a second ball (at rest), What is the mass of the second ball
A light bulb is placed 18.3 cm in front of a concave mirror. When the concave mirror is replaced by a plane mirror in the same location, Calculate the focal length of the concave mirror
Two moles of an ideal gas at 200 K occupies a 40 m3 container. What is the pressure of the gas
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