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An archer shoots an arrow toward a target of 300 g which is sliding in her direction at a speed of around 2.45 m/s on a smooth, slippery surface. The 22.5 g arrow is shot having a speed of 36.0 m/s
One study pointed that a magnetic field of magnitude 1.0 x 10-3 T, oscillating at 60 Hz, might stimulate red blood cells to become cancerous. When the diameter of a red blood cell is 7.6 µm, f
The board is supported through two stacks of bricks, one 0.54 m from the left end and the other 1.40 m from its right end. A child having a mass of 14 kg, walk from the center of the board to the ri
A rock is whirled on the end of the string in a horizontal circle of a radius R having a constant period T. When the radius of the circle is decreased to R/2, while the period remains T, what occurs
The floor applies a normal force, f1, and a frictional force, f2, on the ladder. Though, the wall is frictionless so it applies only a normal force, f3. Employ the dimensions given to determine the
Determine the velocities of the two people after the snowball is replaced? Disregard the friction among the skates and the ice.
There exist very unstable particles or ‘resonances’ that encompass very short lifetimes, too short to directly view. The observed rest mass of one such resonance, the F (1680), consists
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.
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
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
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
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?