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A proton is fired from far away toward the nucleus of a mercury atom. Mercury is element no.80. If the initial velocity of the proton is 4 x 107 m/s, what is the distance of closet approaching to the nucleus? Assume the nucleus remains at rest.
The specific heat of mercury is 138 J/kg Co Determine the latent heat of fusion of mercury using the following calorimeter data: 1 kg of solid Hg at its melting point of -39.0º C is placed in a 0.620 kg aluminium calorimeter with 0.40 kg of water ..
A beam of neutral hydrogen atoms with a speed of 104 m/s along the x-axis enters a 1 m long region, compute The acceleration of the atoms while in the magnetic field region
Consider two forces exerted on a 65kg object: one 200. N acting at 25 degrees and another of 100. N acting at 45 degrees. find the net force acting on the object
What is the tension in (a) the nearer (relative to the person) cable and (b) the farther (relative to the person) cable.
A gun shoots a 5.00 gramsbullet with a horizontal velocity of 1000m/s. the bullet strikes atree and penetrates to a depth of 10.0 meters. find the mechanicalenergy lost to friction in bringing the bullet to rest.
A mass of 0.450 kg rotates at constant speed with a period of 1.45 s at a radius of R 0.140 m . What is the rotation period for a mass of 0.550kg at the same radius
A tennis player hits a 58.0 tennis ball so that it goes straight up and reaches a maximum height of 6.35. How much work does gravity do on the ball
Calculate the angular momentum of the Earth about its own axis, due to its daily rotation. Assume that the Earth is a uniform sphere
A very distant galaxy has an apparent bolometric magnitude of +23.5. Determine the measured flux of photons
A 2 ton automobile moving with a speed of 60 mph collides with a 10 ton truck at an intersection. find the velocity of the two after the collision
A light string is wrapped around a spool of radius 35 cm. Shape of spool is unknown, thus you do not know moment of inertia. find the angular acceleration of the spool
Assume that when you ride on your 7.60-kg bike the weight of you and the bike is supported equally by the two tires. If the gauge pressure in the tires is 78.5 lb/in2 and the area of contact between each tire and the road is 7.13 cm2, what is your we..
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