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1) What type of image would a concave mirror produce when the object is inside its focal length?
A) Real and Erect
B) Real and Inverted
C) Virtual and Erect
D) Virtual and Inverted
2) If a flashlight is out in space, far away from everything, and shines a beam to the north, which way will the flashlight move?
A) North
B) South
C) East
D) West
E) It will not move
3) If two polarized filters are blocking the same beam, one after another, how should you orient a third filter placed in between the two in order to allow the most light through?
A) Closer to the orientation of the first
B) Closer to the orientation of the second
C) Half way in between the orientations of the first two
D) Orientation does not matter
two masses m1=2.0kg and m2=3.5kg are connected by a thin string running over a massless pulley. what is the acceleration of the masses
If the floor at the base of a table is very hard, and a tennis ball dropped from the top of the table 1 meter high rebounds with 85% of its velocity
A 2.2mH inductor is connected in parallel with a variable capacitor. What is the minimum oscillation frequency for this circuit
A Boeing 747 "Jumbo Jet" has a length of 59.7 m. The runway on which the plane land intersects another runway, How much time is needed for the plane to clear the intersection
Steam enters a compressor at p1= 6 bar, T1= 300 oC and exits at p2= 10 bar. The work on the system is measured as 200 kJ per kg of water vapor flowing. Determine the isentropic turbine efficiency.
A square coil of wire with 15 turns and an area of 0.40 m2 is placed parallel to a magnetic field of 0.75 T. What is the magnitude of the average induced emf
A boy stands on a diving board and tosses a stone into a swimming pool. how much time elapses between when the stone is thrown and when it strikes the bottom of the pool
at a hydroelectric power plant the water pressure head is at a height of 300 m and the water flow available is 100 m3
A toy car is driven by a battery of 9 V. It draws a current of 2mA. What is the resistance of the toy car
A simple harmonic oscillator is constructed from a spring which is connected to a mass of 0.3 kg. What is the total energy of the oscillation
Describe and explain the advantages of fiber optic cable to an electric wire and give the principle of fiber optic cable
An electron and a proton, starting from rest, are accelerated through an electric potential difference of the same magnitude. In the process, Find the ratio ve/vp
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