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52 g bullet hits a stationary 853 g wooden block sitting on a frictionless surface, against a spring attached to the wall (see diagram). If the spring constant is 278 N/m and the spring compresses 13.2 cm upon impact:
-Determine the bullet's initial velocity.
-Show that the bullet hitting the wood is an inelastic collision
A spring-mass system has a natural frequency given by w=sqrt(k/m) km, Determine natural frequency, w in units of rad/sec and Hz
A small object, which has a charge q = 5.6C and mass m = 5.4 x 10-5 kg, is placed in a constant electric field, Determine the magnitude of the electric field
q1. a small metal bead labelled a has a charge of 29 nc. it is touched to metal bead b initially neutral so that the
astronomers have discovered a planetary system orbiting a star which is at a distance of 5.6 times 1018 m from the
An electron is trapped in an infinite well of width 0.120 nm. What are the three longest wavelengths permitted for the electron's de Broglie waves?
In a popular amusement park ride, a rotating cylinder of radius3.00 m is set in rotation at anangular speed of 6.00 rad/s, as inFigure P7.51. The floor then drops away, leaving the riders suspended against the wall in a vertical position. What min..
A 5-year old has nothing better to do than to connect three capacitors to a voltage source as shown. What is the total energy stored in the capacitors?
you have three 3.0 uf micro farads capacitors. two of the capacitors are in parallel and this parallel combination is
the work function of scandium is 3.5 ev.a what is the threshold frequency for the photoelectric effect in scandium?b
what is the horizontal distance x to the base. find the average net force exerted on him in the barrel of the cannon.
Estimate the capacitance C of a human being relative to infinity. About how much energy is released when the person touches something and a spark jumps?
The common isotope of uranium, 238U , has a half life of 4.50 x 109 years, decaying by alpha emission. a) What is the decay constant? b) What mass of uranium would be required for an activity of one Curie? c) How many alpha-particles are emitted p..
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