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Natural gold has only one isotope: If gold is bombarded with slow neutrons, particles are emitted. (a) Write the appropriate reaction equation. (b) Calculate the maximum energy of the emitted beta particles.
A 20.00 kg wood ball hangs from the 1.10 long wires. The maximum tension the wire can withstand without breaking is 600 N. A 0.710 kg projectile travelling horizontally hits and embeds itself in the wood ball. What is the largest speed this projectil..
What should be the spring constant of a spring designed to bring a 1500 car to rest from a speed of 80 so that the occupants undergo a maximum acceleration of 5.
The multiplicity for a particular system is ?= exp(N^2V^3U^1/2/?), What is the system's entropy, temperature, chemical potential, pressure and heat capacity at constant volume
A 26 g bullet moving a horizontal velocity of 370 m/s comes to a stop 9.3 cm within a solid wall. What is the change in the bullet's mechanical energy
A particle with a charge of -1.5uC and a mass of 2.5x10-6 kg is released from rest at point A and accelerates toward point B, arriving there with a speed of 42 m/s. The only force acting on the particle is the electric force. (a) Which point is at..
An object of unknown mass is attached to an ideal spring with force constant 150N/m and is found to vibrate with a frequency of 6.00Hz. Find the mass of this object
Three 1.2 kg masses are located at the vertices of an equilateral triangle 88 rm cm on a side, connected by rods of negligible mass. Find out the rotational inertia of this object.
Suppose that you find the volume of all the oceans to be 1.4\times10^9\; \rm km^3 in a reference book. What is this volume in cubic meters
A chest x ray uses 14 keV photons. A 65 kg person receives a 35 mrem dose from one x ray that exposes 25% of the patient's body
You are standing at x=8.0km Lightning bolt 1 at x=0km and lightning bolt 2 at x=13.0 km. If your assistant didn't see the flashes at the same time, what is the time difference between the two flashes
A tennis ball of mass 57 g travels with velocity m/s toward a wall. After bouncing off the wall, What is the change in the momentum of the tennis ball
A 145 g copper bowl contains 205 g of water, both at 20°C. A very hot 300 g copper cylinder is dropped into the water, causing the water to boil, with 5.40 g being converted to steam.
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