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A point charge of -2.03oC is located in the center of a spherical cavity of radius 6.52 cm inside an insulating spherical charged solid. The charge density in the solid is 7.35×10-4C/m3
A) Calculate the magnitude of the electric field inside the solid at a distance of 9.50 cm from the center of the cavity.
B) Find the direction of the electric field inside the solid at a distance of 9.50 cm from the center of the cavity.
After landing on an unfamiliar planet, a space explorer constructs a simple pendulum of length 45.0cm . The explorer finds that the pendulum completes 99.0 full swing cycles in a time of 145s What is the magnitude of the gravitational acceleration on..
Two point charges of magnitude 3.02 nC and ?1.82 nC are separated by 41.4 cm. What is the potential energy of the pair of charges
Determine the enthalpy change and internal energy change of ammonia in J/mole, as it is heated from 350 K to 600 K, using the ideal gas heat capacity given by the Shomate Equation.
A 9.59-g bullet, moving horizontally with an initial speed v0, embeds itself in a 1.45-kg pendulum bob that is initially at rest. Find the initial speed of the bullet.
You throw a ball vertically upward so that it leaves the ground with velocity 6.05 m/s. (a) What is its velocity and direction when it reaches its maximum altitude? magnitude m/s
One 20-year-old twin brother takes a space trip with a speed of0.80c for 30 years according to a clock on the spaceship. Upon returning to the Earth, what is his own age and the age of the Earth-based twin brother?
A glass flask has a volume of 900 ml at a temperature of 20° C. The flask contains 895 ml of mercury at an equilibrium temperature of 20°C. The temperature is raised until the mercury reaches the 900 ml reference mark. The coefficients of volume expa..
How much energy must be added to a bowl of 125 popcorn kernels in order for them to reach a popping temperature of 175celsious? assume that their initial temperature is 21 celsious, that specific heat capacity of popcorn is 1650 j/kgcelsious, and ..
the best rebounders in basketball have a vertical leap that is the vertical movement of a fixed point on their body of
n a cathode ray tube, electrons are accelerated from rest by a constant electric force of magnitude 6.6 ? 10-17 N during the first 1.9 cm of the tube's length, Find the speed of the electrons when they hit the screen
In a series R-L-C circuit, R = 460 ohm , L = 0.390 H and C = 1.20×10?2 mF. What is the resonance angular frequency of the circuit
A rotating cylinder about 16 {rm km} long and 7.40 km in diameter is designed to be used as a space colony. With what angular speed must it rotate so that the residents on it would experience the same acceleration due to gravity as on Earth.
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