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If a real object is placed inside the focal point of a diverging lens, the image is_______.
virtual, inverted andreducedvirtual, right side up andreducedreal, inverted andreducedreal, inverted andenlarged
At what temperature is the speed of sound in helium (ideal gas, = 1.67, atomic mass = 4.003 u) the same as its speed in oxygen gas at 11.0 oC? The speed of sound in oxygen at 11.0°C is 322 m/s.
An object moves uniformly around a circular path of radius 20.5 cm, making one complete revolution every 2.40 s. What is the translational speed of the object
Find the rms speed of an iron atom of mass 55.9 u at 280 K, Find the rms speed of a pollen particle of mass 5.36 10-13 g suspended in water at a temperature of 280 K
In a tube filled with atoms that were excited by an electric current, some of the vibrating atoms move towards the observer while others move away as a result of the particles' random motion, and as a result of the doppler effect, the spectral lin..
A fiber optic cable has n=1.4 in the center and n=1.2 for cladding. If a light pulse is incident along the cable's axis, what is the maximum angle the cable can be bent
A block of cheese has a mass of 20 kg is at rest on the floor. Thisblock is then pushed by a horizontal force of 8 N across the floor.The final speed is 2 m/s. Determine the distance the box was pushed.
A capacitor is connected across the terminals of an ac generator that has a frenquency of 430 Hz and supplies a voltage of 28 V. Find the capacitance of the second capacitor
The 9 inch long elephant nose fish in the Congo River generates a weak electric field around its body using an organ in its tail. How many electrons would be required to create that charge
Amber (n = 1.546) is a transparent brown-yellow fossil resin. An insect, trapped and preserved within the amber, How far below the surface is the insect actually located
Consider a system consisting of three masses on the axis. Mass m1 = 1.50kg is at x = 1.40m ; mass m2 at 2.30kg is at = 2.10 m; and mass m3= 3.30kg is at = 2.60 m
A particle moves horizontally in uniform circular motion, over ahorizontal xy plane. What are thecoordinates of the center of the circular path
A mouse of mass m jumps on the outside edge of a freely turning ceiling fan of rotational inertia I and radius R. By what ratio does the angular velocity change
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