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An air-filled parallel-plate capacitor has a capacitance of 1.1 pF. The separation of the plates is doubled and wax is inserted between them. The new capacitance is 2.5pF. Find the dielectric consta
What would be the maximum electrical power output (called peak rated power) of the PV module at standard test conditions?
Calculate the total number of electrons detected by the anode of a PM tube used with a NaI(Tl) scintillator given the following conditions:
how much total recoil electron energy is deposited in the detector? Does the answer change if the sequence of the scattering angles is reversed?
What is the efficiency of the engine? (enter this as a unitless number between 0 and 1)
A.) Show explicitly that the classical XOR gate cannot be inverted.
The bullet remains embedded in the block, which is observed to slide 0.275m along the surface before stopping. What was the initial speed of the bullet?
A muon and an antimuon are moving in opposite directions with velocities of -0.7 c and 0.7 c, respectively. When they collide, they can annihilate each other and turn into two photons. Both muon an
A small convex mirror placed at the 18.5 cm position forms a final image at the 10.0 cm point. What is the radius of curvature of the convex mirror?
What is the location of an object for which the magnitude of the image distance is one-third the magnitude of the object distance?
An object of height 3.70 cm is placed 27.0 cm from a convex spherical mirror of focal length of magnitude 12.5 cm. Indicate whether the image is upright or inverted.
A 10-cm-tall object is located 5 cm in front of a spherical convex mirror with a radius of curvature of 20 cm.
If a string vibrating at 42 Hz has a standing wave with three antinodes, at what frequency will it have a standing wave with two antinodes?
Steam is compressed in an adiabatic, isentropic compressor at a mass flow rate of 14.9 lbm/s. Inlet conditions are 20 psia and 240°F, and the outlet pressure is 120 psia. Calculate the wo
The central maximum of the diffraction pattern has a width of 4.30 cm, and the fourth bright spot is missing on both sides. What is the size of the individual slits?
In a Young's Double -Slit Experiment, the slit separation is doubled. This results in:
The cable, a 50 m long and 5-cm diameter steel cable that runs through a system of pullies as shown, is connected to the bridge at a point 5m from the right end. What is the tension in the cable if
How far will the spring be stretched from its zero position with this pulling force?
Use y, the height of the bead above its lowest point, and θ, the angle of the pendulum with respect to the vertical, as the generalized coordinates, (a) Find the Lagrangian of the syste
(a) How much work did the man do on the backpack while climbing the steps? (b) How much work did the man do on the backpack while walking on the horizontal surface?
Calculate the distance traveled by a falling ball at any time, t, before the terminal velocity is established. Stokes's law is assumed.
Estimate the time required for the light level in such a room to fall to 1.00% of its initial value after the only light source in the room is switched off.
A radioactive isotope has an activity of 9.32 × 104 Bq initially. After 3.55 hours the activity is 6.71×104 Bq. A.) What is the half-life of the isotope?
Your favorite radio station broadcasts at a frequency of 93.7 MHz with a power of 50.5 kW. How many photons does the antenna of the station emit in each second?
A pair of power transmission lines each have a 1.90 resistance and carry 700 A over 9.8 km. Assume that the rms input voltage is 42 kV.