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A photoelectric experiment is conducted with the work function φ = 2.28 eV. i) If the surface is illuminated with light having a wavelength 410 nm, determine the speed and kinetic energy of the
For each and every pair of substances, circle the substance which will take more energy to heat from 20 degrees Celsius to 100 degrees Celsius and describe why?
The similar object if positioned in a second liquid float on that liquid having 72 percent of its volume beneath the surface. Determine the density of the object. Answer must be in units of kg/m3.
A copper wire 2.0 long consists of a diameter of 0.25. Determine how long would a nichrome wire having 0.60 diameter require being in order to encompass the similar resistance as the copper wire?
A certain camera lens consists of a focal length of 175 mm. Its position can be adjusted to make images if the lens is between 180 mm and 210 mm from the plane of the film. Over what range of object
Compute the magnitude of the linear momentum for the given cases (i) A proton having mass 1.67 x 10-27 kg, moving with the speed of 4.50 x 106 m/s
Determine the speed of a satellite moving around the earth in a circular orbit that consists of a radius equivalent to six times the earth's radius of 6.38 x 106 m.
At the end of every month for next twelve years you deposit $200 into account. How much will be in account at end of ten years?
For each and every pair of substance, circle the substance with more thermal energy and describe why? i) 500 g of water at 35 degrees C versus 500g of water at 85 degrees C.
Determine how many turns of the wire does the secondary coil encompass If transformer is running at full power, determine the current in the secondary coil?
The light of wavelength 671 nm is incident perpendicularly on the soap film having n = 1.33) hanged in air. Determine the (i) least and (ii) second least thicknesses of the film for which the reflec
Let the triangle in xy plane with vertices A=(1,3) B=(2,4) C=(4,-1). Determine orthogonal projection of vector p=AB onto line of q=BC.
The distance rA from A to a detector is bigger than the corresponding distance rB from B by 110 m. Determine the magnitude of the phase difference at the detector?
The distance among the first and fifth minima of a single-slit diffraction pattern is around 0.500 mm with the screen 43.0 cm away from the slit, if light of wavelength having 540 nm is used. Determ
Suppose that immaturity, narcissism, and boringness are independent events. Calculate probabilities called for in question(s). Compute probability that the date is boring narcissist.
The light having wavelength 611 nm is incident on the narrow slit. The angle among the first diffraction minimum on one side of the central maximum and the first minimum on the other side is around
On the planet Arrakis a mole ornithoid is flying in the direction of his stationary mate at 25.0 m/s while singing at a frequency of 1200 Hz. When the female listen a tone of 1240 Hz, determine the
The longest pipe found in the medium-size pipe organ is around 4.88 m. Determine the frequency of the note corresponding to the basic mode when the pipe is open at both ends? Determine the basic mod
You have the jar with 10 gumballs. 5 are red, three are white, and 2 are green. You choose one gumball at random. Determine probability, p, of drawing the blue gumball?
Write the algorithm which adds the sequence of integers from 1 to n. For instance, for n = 5, an algorithm will do: 1 + 2 + 3 + 4 + 5 = 15. Utilize a_k for k-th integer.
When an earthquake having a wavelength of 13 km causes the ground to vibrate 10.0 times each minute determine the speed of the wave?
On Newtonia planet a simple pendulum having bob of mass of 1.25 kg and length of around 185.0 com takes 1.42 s when released from rest to swing via an angle of 12.5 degrees where is again has zero s
The simple pendulum is around 3.50 m long and consists of a 1.25 kg bob at its lower end, and moves back and forth having amplitude of 11.0 degrees. Determine the period of the pendulum?
Discovers that mean price per square foot is $31.67, with the standard deviation of $1.29. If researcher uses the 5% level of significance, determine suitable hypotheses?
The exerted force forms an angle of 0.0 degrees to the incline. When the incline consists of a coefficient of kinetic friction of 0.100. Compute the raise in the kinetic energy of the box.