Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
Calculate the horizontal distance from the base of the building to the point where the rock strikes the ground.
What is the maximum speed you could have reached and still not hit the deer?
A man stands on the roof of a 13.0 -tall building and throws a rock with a velocity of magnitude 30.0 at an angle of 34.0 above the horizontal. You can ignore air resistance. Calculate the magnitude
The Seattle airport facility dispatches a rescue crew. A. In what direction should the crew fly to go directly to the field? Use components to solve this problem. B. How far should the crew fly to g
What are possible sources of error when doing and experiment to calculate shear force? Basically in each trial a point load was attached to a beam and in each trial the point load was increased.
A piece of Nichrome wire has a radius of 7.2 x 10-4 m. It is used in a laboratory to make a heater that dissipates 4.60×102 W of power when connected to a voltage source of 140 V. Ignoring the
There are approximately 109 million TVs in the United States. Each uses, on average, 74 W of power and is turned on for 6.6 hours a day. If electrical energy costs 0.085 dollars per kWh, how much mo
The dielectric constant of this substance is 5.93. Find the capacitor's potential difference and charge after the insertion.
Determine the ratio of the energy used by the blow-dryer in 12 minutes to the energy used by the vacuum cleaner in 54 minutes.
An object's temperature increases, and in so doing its radiation power increases by a factor of 2.00. What is the ratio of the new temperature to the original temperature (with both temperatures in
It takes 2.5uJ of work to move a 16nC charge from point A to B. It takes -5.5 uJ of work to move the charge from C to What is the potential difference Vc-Va?
An electron with an initial speed of 6.00×10^5 m/s is brought to rest by an electric field. A. What was the potential difference that stopped the electron?
An AA battery is connected to a parallel-plate capacitor having 4.00cm diameter plates spaced 5mm apart. How much charge does the battery move from one plate to the other?
A parallel-plate capacitor with area 0.900 m2 and plate separation of 1.00 mm is connected to a 15.00-V battery. How much charge is stored on the plates?
The maximum height of a letter is 6mm, i.e. the drops have to be deflected up or down 3 mm. What is the max electric field strength needed?
use your calcuator to perform a linear regression on this data set. what are the slope, intercept and coeffecient of determination R^2 for this data? after that, one of the data has proplem remove i
Assume that the positively charged particle starts at point A with an initial velocity in the positive x-direction. write down the expression for the position of the particle as a function of the pa
A 300g ball is tied to a string. It is pulled to an angle of 4.00 degrees and released to swing as a pendulum. A student with a stopwatch finds that 8.0 oscillations take 14.0s. How long is the stri
A person with a mass of 50 kg is standing on a scale in an elevator that is accelerating upwards at a rate of 3.2 m/s2. What is the reading on the scale (the apparent weight)?
A building is being knocked down with a wrecking ball, which is a big metal sphere that swings on a 13-m-long cable. You are (unwisely!) standing directly beneath the point from which the wrecking b
Three capacitors (4.0, 6.0, and 8.0 µF) are connected in series across a 50.0 V battery. Find the voltage across the 4.0 µF capacitor.
Two capacitors are connected in parallel across the terminals of a battery. One has a capacitance of 2.0 µF and the other a capacitance of 4.5 µF. These two capacitors together store 5.8
How long does it take to raise the temperature of the air in a good-sized living room by ? Note that the specific heat of air is 1006 and the density of air is??