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A car of 1290-kg collides with a stationary car of 1520-kg, and the cars stick altogether. Just after the collision, the speed of the two cars is 8.31 m/s. Determine the speed of the moving car just
Sales department finds that revenue, R(x), from selling x units will be R(x) = 110x, but that no more than 482 units can be sold at given price. Determine and infer (R - C)(482) where R - C = P(x),
The mass of the book is 3.5 kg, you pick the book up off a table and lift it 0.46m at constant speed of 0.28m/s Determine the work done by the gravity on the book?
The column of soldiers, marching at 144 paces per minute, keep in step by the beat of a drummer at the head of the column. This is observed that the soldiers in the rear end of the column are stridi
Let y be cost of making the call lasting x minutes using the calling card. Write the linear equation which associates the cost of the making a call, y, to the time x.
A 100W light bulb is joined across a 120 V potential. a) Determine the current via the light bulb
Determine equation in slope/intercept form for line through the point (6,-4) which is perpendicular to line 3x + 5y = -15.
Two ships, A and B, leave port at similar time. Ship A travels north-west at 28 knots and ship B travels at 38 knots in a direction 40° west of south. (1 knot = 1 nautical mile per hour) (i) De
The airplane is waiting to land at the busy airport and so is flying around airport in the perfectly circular manner with radius 3.9 miles. Angle covered per minute is _____ radians.
You know that the coefficient of static friction among the box and the floor is 0.86. Determine the magnitude of the normal force the floor exerts on the box?
The hot-air balloon is floating above the straight road. To compute their height above ground. Find how high is the ballon in feet?
The wave reflects from the speeder's car and returns to the police car, where its frequency is measured to be 316 Hz less than the emitted frequency. Determine the speeder's speed with respect to th
Assume that number of bacteria in the certain population rises according to the continuous exponential growth model. Determine the hourly growth rate parameter.
Describe the difference between these two situations, and describe how this is evidence of the electron's energy quantization.
The baseball is thrown by the center fielder (from shoulder level) to home plate where it is caught (on the fly at an equavalent shoulder level) by the catcher. Determine at what point is the ball's
Percentage of female cigarette smokers in United States declined from 21% in 200 to 18% in 2006. Determine the linear equation associating percentage of female smokers (f) to years since 2000 (t).
A metal wire consist of a resistance of 25.00 ohms beneath room temperature conditions of 25 degrees celsius. Whenever the wire is heated to 85 degrees celsius the resistance risesby 0.75 ohms. Dete
If a 24.0 ohm resistor is joined across a 12.0V battery, a current of 482mA flows. Determine the internal resistance of the battery?
These angles allegedly give the aesthetic quality to pyramids. Do you agree that these are most beautiful (aesthetically pleasing) angles?
The neutral particle is at rest in a uniform magnetic field B. At time t = 0 it decays to two charged particles, each of mass m.
Determine the amount of current required to give a modest force of magnitude 85 kN? Take the vertical component of Earth's field to be 10 µT and the length of the axle to be 3.0 m.
By using only these numbers altogether with the values of the speed of light and the electron charge, do the following.Calculate a value for the Planck's constant.
Find out the magnitude and direction of the magnetic force on 110 m of the conductor due to the Earth's field.
The initial amount of money is placed in the account at the interest rate of 3% per year, compounded continuously. After 4 years, there is $1195.15 in account. Determine initial amount placed in acc
The electron is accelerated via a potential difference of 1.8 kV and directed into the region between the two parallel plates separated by 20 mm with a potential difference of 160 V between them.