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When the collision is perfectly inelastic, determine the speed of the hammer and nail instantly after impact.
A motorcycle and rider encompass a net mass equivalent to 300kg. The rider exerts the brakes, causing the motorcycle to accelerate at a rate of -5 m/s2. Determine the total force on the motorcycle?
A ray of light traveling via air encounters a 1.4 cm thick sheet of glass at a 42 degree angle of incidence. Determine how far does the light ray travel within the glass before emerging on the far sid
Determine magnitude, to nearest hundredth of the kilogram, and direction angle, to nearest tenth of the degree, of resultant force. Draw the diagram and illustrate all the work.
A rectangular coil of 195 turn having dimensions of 3.2 cm by 5.4 cm is positioned in a uniform magnetic field of magnitude 0.86 T. Determine the magnitude of the torque on the coil if the magnetic
Model a Hydrogen atom through a rigid box having an electron inside. Find out the size of the box which provides the similar energy difference between the ground state and the first exited state as
An electron is sitting on the quantum energy level having n = 5 in a one-dimensional rigid box, 0 < x < L. At which x one must place a detector so that it does not register the electron at all
After you drive 17 miles closer to mountain, angle of elevation is 9 degrees. Determine approximate height of mountain. Draw a diagram.
An inductor consists of a 48.0 reactance at 60.0 Hz. Determine what will be the maximum current when this inductor is joined to a 50.0 Hz source which produces a 90 V rms voltage?
Charge A and charge B are about 3.00 m apart, and charge A is +2.00 C and charge B is +3.00 C. Charge C is situated between them at a certain point and the force on charge C is zero. Determine how f
A particle moves at a constant speed in the circular path having a radius of 2.06 cm. When the particle makes four revolutions each second, determine the magnitude of its acceleration?
Standing on a roof on July 4, you view a burst of distant fireworks. You hear the explosion 6.95 s later. Determine how far (in km) are you from the point of the explosion? Suppose that the temperat
Sales of the new model of word processor are estimated by S(t) = 5000 + 4000e 2t where "t" represents number of years that word processor has been on market.
An athlete of 75 kg does a single-hand handstand. When the area of the hand in contact with the floor is 125 cm2, determine what pressure is applied on the floor?
(i) Write down an expression for the heat Q required to melt a mass m of water. (ii) If a nucleus disintegrates through alpha decay, then how the released energy is associated to the reduction in ma
When speed of wind at a particular place is measured to be 8 meters per second at a height of 2 meters, then what would be the expected wind speed is at a height of around 10 meters?
A lab notebook sits on the table 0.75 m above the floor. Your lab partner tells you the book consists of zero potential energy and the other student says it consists of 8.0 J of potential energy. Wh
Interpret results of Parts I and II graphically and in normal common sense language. Consider (h; k); (x0; y0) 2 R2. Here R2 is set of ordered pairs (x; y) such that x; y 2 R.
A recent wind farm project in Idaho employs 7 turbines of 1.5 MW rating; 28 million kWh per year is anticipated from this site. Find out the capacity factor for this project (that is, energy output
For a place near Norfolk, Virginia at an unspecified time, determine the probability which the wind speed will be more than 9 meters per second? Employ the Weibull Probability Distribution with valu
Describe why power lines exterior of cities are run at high voltage in terms of voltages, currents, resistance, power transmission, and/or power loss. Describe in 100 words or less.
Transverse waves travel with the speed of 20m/s in a string beneath a tension of 6N. What tension is needed to generate a wave speed of 30m/s in the similar string?
A tuning fork of 440Hz is held above a closed pipe. Determine the spacing between the resonances if the air temperature is 20 degrees C. Compare this spacing to the spacing generated on an open pipe
Describe in your own words why given is NOT true: If x0 = x1 = h and y0 = y1 = k then there exists the parabola, F, with vertex (h; k) that goes through (x0; y0) and (x1; y1).
A piece of string of 5.3M long consists of a mass of 15g. What should the tension in the string be to make, in a 125HZ wave, a wavelength 120cm long?