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In the Bible, Noah is instructed to build an ark 300 cubitslong, 50.0 cubits wide, and 30.0 cubits high . Historical recordsindicate a cubit is equal to half a yard.
What would be the dimensions of the ark in meters
a wheel 2cm wide with a 3.5cm radius is being spun at a constant velocity "w" by a static force "F", how much work is being 'lost' through the bar
The total kinetic energy in one mole of nitrogen is 4,000 J. what is the root mean-square velocity of an individual particle in the ideal gas
A 2500mL- flask is initially open to air at 24 celsius and 1 atm pressure. How many moles escape when the air is released
A 5 kg box block is pushed 3 m up a vertical wall with constant speed by a constant force of magnitude F at an angle of 60 degrees with the horizontal.
A 1055-kg van, stopped at a traffic light, is hit directly in the rear by a 655-kg car traveling with a velocity of +2.00 m/s. What is the final velocity of each vehicle
A cube with edge 3.0 cm floats with 2/3 of its volume below the surface of the water. What is the mass of the block
It takes an elevator 3.9 minutes to raise a vehicle with a mass of 380 kg from the floor to a height of 5 meters. What size (power) motor (in watts) does it take to do the job?
The sound intensity of a whisper is 1.0x10^-10 W/m^2 at one meter distance from the source. At what distance does the intensity level drop by an additional 1dB
In a certain time, light travels 4.78 km in a vacuum. During the same time, light travels only 2.37 km in a liquid. What is the refractive index of the liquid
A car with a mass of 950kg is travelling east when it collides with a truck of mass 1900kg that is travelling south. What is the speed of the truck before the collision
An insulated Thermos contains 119 cm3 of hot coffee at 64 °C. You put a 12g ice cube at its melting point to cool the coffee. By how a lot of degrees have your coffee cooled once the ice has melted and equilibrium is reached.
A proton, initially traveling in the +x-direction with a speed of 5.75*10^5m/s, enters a uniform electric field directed vertically upward. What is the strength of the electric field
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