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An object 0.480cm tall is placed 14.0cm to the left of the vertex of a concave spherical mirror having a radius of curvature of 21.0cm .
a) Calculate the position of the image.(in cm)
b) Calculate the size of the image. (in cm)
c) Find the orientation (erect or inverted) and the nature (real or virtual) of the image.
In the Blackhawk landslide in California, a mass of rock and mud fell 465 m down a mountain and then traveled 8.3 km across a level plain. How fast was it traveling when it reached the bottom
In a photoelectric effect experiment, visible radiation of energy 2.91 eV is incident upon a metal of work function 1.66 eV. find the maximum kinetic energy of the ejected photoelectrons
Consider Iron asteroid (density 7900 kg/m^3) shaped like a cylinder 5.0 km long and 3.0 km in diameter, How much fuel is required to spin up the asteroid
The hunter uses a small powerboat that moves at a maximum speed of 9.5 km/h with respect to the water. Illustrate what is the minimum time necessary for crossing?
A stone with a mass of 0.600kg is attached to one end of a string 0.800m long, Find the maximum speed the stone can attain without breaking the string
An uncharged 4.70*10^-6 F capacitor and an 8.00 *10^5 Omega resistor are placed in series with a 12.0 V battery. find the Maximum Current through the curcuit after the switch is closed
Calculate the cost of electricity using a AA alkaline battery compared to the cost of electricity we use at home
Condensation occurs on a bathroom window at a rate of 0.5 kg per hour. If the bathroom air is at 26°C and fully saturated with water vapour, compute approximately, the rate of heat transfer onto the window surface if the inside surface is maintain..
The potential difference between the plates of a capacitor is 180V. Midway between the plates; a proton and an electron are released. The electron is released from rest.
A flywheel in a motor is spinning at 560 when a power failure suddenly occurs. The flywheel has mass 40.0 and diameter 75.0. The power is off for 34.0, and during this time the flywheel slows down uniformly due to friction in its axle bearings. Durin..
As you ride your 14-kg bicycle on level ground you do some work against a 30N force of air resistance if your mass is 65-kg.What is power you apply to maintain a velocity of 25-km`.a-on level ground b-going up a 5degrees slope?(remember it's a num..
When at rest, two trains have sirens that emit a frequency of 300 Hz. The trains travel toward one another and toward an observer stationed between them. What is the speed of the second train
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