You are spinning a 20kg mass horizontally attached to a spring. The relaxed length of the
spring is .5m. If the mass is moving at 10m/s and the spring has strengths to 1 m, what is the k
constant of the spring?
Q: A differential equation describing the height h of a fluid level in a cylindrical tank of the radius...
A: Given information:The differential equation of height “h” in a cylindrical tank:
Q: A flashlight bulb is rated 2.6 V and 0.30 A. What is the bulb's resistance? Round your answer to t...
A: Resistance is,
Q: Three cubes, of side L0,2L0, and 3L0, are placed next to one another (in contact) with their centers...
A: Given,Three cubes L0, 2L0, 3L0 are placed next to one another and their centre along a straight line...
Q: Three circuits are powered by identical batteries. Circuit A contains a 47 Ω resistor. Circuit B con...
A: Given information:The resistance in the circuit A (Ra) = 47 ΩThe resistance in the circuit B (Rb) = ...
Q: You are trying to move a light fixture into an apartment. There are hooks in the elevator so you han...
A: Click to see the answer
Q: A locomotive of mass m= 1.134 × 10 kg uses 37.8 kW of power to accelerate at a constant rate for 15....
A: Let v be the velocity of the locomotive after 15 s, u be the initial velocity, F be the force, m be ...
Q: The thrust created by a lone jet engine produces a force of F = 78000 N. It takes the aircraft (with...
A: (a)Initial kinetic energy is zero, as it starts from rest.From work energy principle:
Q: A cylinder of radius 1.84 cm1.84 cm and a spherical shell of radius 9.47 cm9.47 cm are rolling witho...
A: Total kinetic energy of the rolling cylinder is,
Q: The electric potential along the x-axis is V=100e−2xV, where x is in meters. What is Ex at x=1.0m? W...
A: Electric field is given by,