
Question 26 The rms velocity for molecules of air with an average mass of 28.8(167)10-27 kg,...
QUESTION 1 A car of mass 500 kg is accelerated from an initial velocity of 10 m/s. Its final velocity when the total work done by the car 1400 J in m/s is O 15.4 12.1 20.2 10.3
An unstable nucleus of mass 1.7 ✕ 10−26 kg, initially at rest at the origin of a coordinate system, disintegrates into three particles. One particle, having a mass of m1 = 1.0 ✕ 10−27 kg, moves in the positive y-direction with speed v1 = 5.0 ✕ 106 m/s. Another particle, of mass m2 = 8.0 ✕ 10−27 kg, moves in the positive x-direction with speed v2 = 3.8 ✕ 106 m/s. Find the magnitude and direction of the velocity of...
10.9 A radioactive nucleus (mass = 1.70*10-26 kg) is at rest. It suddenly decays (explodes) into three pieces. One piece has mass mi = 5.00*10-27 kg and is found to be moving along the +y axis with a speed of 6.00* 10 m/s. A second piece with mass m2 = 8.40*10-27 kg moves along the +x axis with a speed of 4.00* 10° m/s. Assuming the mass is held constant, find the velocity of the third and final piece that...
Find the de Broglie wavelength of a particle with mass of 6.4×10-27 kg and velocity of 2×108 m/s. Find the photon energy of light with frequency of 6×10^18 Hz
An unstable atomic nucleus of mass 1.50 10-26 kg initially at rest disintegrates into three particles. One of the particles, of mass 5.12 10-27 kg, moves in the y direction with a speed of 6.00 106 m/s. Another particle, of mass 8.44 10-27 kg, moves in the x direction with a speed of 4.00 106 m/s. (a) Find the velocity of the third particle. (b) Find the total kinetic energy increase in the process.
20) For a proton (mass - 1.673 x 10-27 kg) moving with a velocity of 2.83 x 10* m/s, what is the de Broglie wavelength (in pm)? a. 0.356 pm to b olsthis b. 3.56 pm noda si moto tragobye blow on c. 14.0 pm als animolla on total d. 7.15 pm e. 28.5 pm 21) If the de Broglie wavelength of an electron is 44 nm, what is its velocity? The mass of an electron is 9.11 x 10-kg....
An unstable atomic nucleus of mass 1.78*10^-26 kg initially at rest disintegrates into three particles. One of the particles, of mass 5.12*10^-27 kg, moves in the y direction with a speed of 6.00*10^6 m/s. Another particle, of mass 8.44*10^-27 kg, moves in the x direction with a speed of 4.00*10^6 m/s. a) Find the velocity of the third particle. ___________î + _____________ ĵm/s (b) Find the total kinetic energy increase in the process. ___________J
A neutron of mass 1.67 x 10-27 kg, moving with velocity 2.0 x 104 m/s, makes a head-on collision with a boron nucleus of mass 17.0 x 10-27 kg. The boron nucleus is initially at rest. If the collision is elastic, what fraction of the original kinetic energy of the neutron is transferred to the boron nucleus?
The hydrogen atom consists of a proton (mass 1.673 x 10-27 kg) at an average separation of 5.29 x 10-11 m from an electron of (mass 9.11 x 10-31 kg). Calculate the forces of electrical and gravitational attraction. Drawing a figure will be helpful.
An alpha particle has a mass of 6.6 × 10−27 kg and is accelerated by a voltage of 1.09 kV. The charge on a proton is 1.60218×10−19 C. If a uniform magnetic field of 0.066 T is maintained on the alpha particle and perpendicular to its velocity, what will be particle’s radius of curvature? Answer in units of m.