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A camera is supplied with two interchangeable lenses, whose focal lengths are 40.0 and 120.0 mm. A woman whose height is 1.51 m stands 9.00 m in front of the camera. What is the height (including sign) of her image on the film, as produced by the 40.0-mm lens and the 120.0-mm lens?
If the wire is heated to 40.0°C while the 7.0-V potential difference is maintained, what is the resulting current in the wire
Two narrow slits separated by 0.51 mm are illuminated by monochromatic light of wavelength 670 nm. How many bright fringes can be seen on a screen 1.3 cm wide placed 1.1 m in front of the slits.
Suppose a 10 kg mass is hung from the end of a vertical oriented, massless spring. If the spring stretches 10 cm, what is the spring constant of the spring? 2) A 1- kg mass is placed at the end of a vertically oriented, massless spring.
A meter stick of mass 0.25 kg is mounted on a perpendicular axis at the 20 cm mark. Determine the angular acceleration of the ruler
Consider a cylinder of Volume V=10cm^3 that contains an ideal gas. Compute the total number of gas molecules inside the cylinder
A car is traveling with a constant velocity when the driver suddenly applies the brakes, giving the car a deceleration of 3.50 m/s2, what was the magnitude of the car's original velocity
There is a square with 4 charges. q3 is 3x10^-6 C and in the top left q4 is -2x10^-6 C and in the top right q2 is 2x10^-6 C and in the bottom left q1 is 4x10^-6 C and in the bottom left The distance between each charge on the outer edge of the squ..
A 2.0 meter long string that has a mass of 24.0 grams is under 45 N of tension. What is the maximum speed of a particle on the string
A uniform chain with a mass of 1.38 kg per meter of length is coiled on a table. One end is pulled upward at a constant rate of 0.54 m/s. Calculate magnitude of the net force acting on the chain
Two 0.70g spheres are charged equally and placed 2.4 cm apart. what is the charge on each sphere
Using a 677-nm wavelength laser, you form the diffraction pattern of a 0.113-mm wide slit on a screen. How far is the screen located from the slit
Four objects are situated along the y axis as follows: a 1.94-kg object is at +2.98 m, Where is the center of mass of these objects
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