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A man sits in the boat floating in a swimming pool. He consists of an anvil in the bottom of the boat which he throws overboard into the pool. After the anvil sinks to the bottom, consists of the wa
A certain ac signal at 60 Hz is exerted across an inductor of 40 mH and a resistor of 200 ohm. Determine the power of this circuit?
Osmium (having p = 22.61 g/cm^3) is the most dense element known to man. Determine what volume of osmium is required to encompass a mass of 10.0 kg (specify in units)? By what factor is this smaller
The artificial satellite circles Earth in a circular orbit at a position where the acceleration due to gravity is around 9.00 m/s2. Find out the orbital period of the satellite.
Let, consider an RLC series circuit. The impedance of the circuit rises when Xc rises (give concise description): i) True only when Xl is more than or equivalent to Xc
A charge of around 1.51 is positioned at each corner of a square of 0.240 on a side. Find out the magnitude of the force on each and every charge.
When the charge and mass are three times for two similar charges maintained at a constant separation, the electric and gravitational forces among them will be changed by what factor?
The length of a specific simple pendulum is around15 cm. Determine with what frequency does it oscillate? When it is released at an angle of around 37 degrees to the vertical, determine how fast is
A proton is liberated in a uniform electric field, and it undergoes an electric force of 3.75 x 10^-14N toward the south. Determine the magnitude and direction of the electric field?
If 60% of the incident light is lost to reflection and absorption through tissues of the eye, determine how many photons attain the retina from this flash?
Determine with what speed should the quarterback throw the ball so that the pass lands smoothly in the receiver's hands devoid of the receiver breaking stride?
i) A sphere having radius = 5 cm's is formed around the origin. Determine the surface integral of the electric flux density D above the surface of the sphere?
An electron and a proton are at a distance r = 8.3 x 10-9 m apart. Determine how much energy is needed to raise their separation through a factor of six?
When we substitute the proton with an electron, then what is the change in kinetic energy?
(i) Determine the limit of the precision to which we can position the particle all along the y-axis? That is, determine the minimum uncertainty in the y-position? (ii) Does this position any limitat
The kinetic energy of an electron is around 29.3 eV. (i) Determine how fast it is moving, represented as a fraction of the speed of light c? (ii) Determine its wavelength?
A photon having a wavelength of 6.60e-11 m is scattered through a loosely bound electron in a metallic target and exits at an angle of 135° from the original direction. Determine the wavelength
(i) Determine the maximum kinetic energy of the ejected electrons. (ii) When 1.0% of the photons hitting a 1.0 cm2 area of platinum eject electrons, determine how many electrons are emitted per seco
A neutral K meson (having mass 498 MeV/c2), or kaon, decays at rest into two pi mesons or pions (having mass 140 MeV/c2 each) (i) The two pions should fly out in precisely opposite directions. Expla
A space-ship is flying directly away from the Earth at a speed of around 0.720c and the captain's family at home on Earth transmits their well wishes on the Family Radio System frequency of around 4
(i) Determine how long was the trip according to you? (ii) Determine the distance between Betelgeuse and Earth, according to you?
Within a sealed chamber, a wooden cube 10 cm all along each side is positioned on a platform scale having a precision of +- 0.01 g. Half of the air within the chamber is then pumped out of the chamb
A uniform bar of unknown mass consists of length 40 cm. If a mass of 1 kg is suspended from one end of the bar, the system will balance at a point 15 cm from the end. Determine the mass of the bar?
No heat is transferred to the water throughout this experiment. The specific heat of the water is around 4190 J/kg-K. Determine the specific heat of the unknown mass?
(i) When a sample of gold, having mass of 55.26 g, is pressed into the leaf of 5.000 µm thickness, determine the area of the leaf?