Physics question and answers for August 29, 2023
- Q 1-what is light? (100 words answer)2- define double slit experiment (100 words answer)3- defineentanglement (100 words answer)300 words answer for 3 question separate each answer
- Q A 200 g insulated aluminum cup at 16 ∘C is filled with 255 g ofwater at 100 ∘Ca) Determine the final temperature of the mixture.b)  Determine the total change in entropy...
- Q Interstellar cloud having a diameter of 1013 km and arotation period of 106 years collaps- ing to a spherethe size of the Sun (1.4 x 106 km in diameter). We...
- Q A pendulum 2.10 m long is released (from rest) at an angleθ0=30.0∘.B. Determine the speed of the 50.0 g bob atθ=15.0∘.C.Determine the speed of the 50.0 g bob at θ=−15.0∘(i.e.,...
- Q You have been called to testify as an expert witness in a trialinvolving a head-on collision. Car A weighs 1515 lb and wastraveling eastward. Car B weighs 1125 lb and...
- Q On his way to class, a student on a skateboard is acceleratingon a downhill stretch. Which of the following are true.I know the answer isa) the skateboarder is moving in...
- Q 1. An infinitely long solenoid of radius R carries n turns perunit length and current I and is oriented such that its axis isalong the z direction. What direction must...
- Q A cart changes its speed from rest to 100 m/s in 1 s.During this interval its acceleration is
- Q I already finish the argumentative topic about abortion, but myprofessor does not want me to write about it.Can someone help me write 500 words about this argumentation\"Education should be free...
- Q The wheel of an engine starts to rotate from rest with uniformangular acceleration. It accelerates angularly for an unknown time(t1) until reaching an angular velocity of 45.13 rad / s,...
- Q 1. A mechanical system with one degree of freedom oscillatesabout a stable equilibrium state. Its displacement from theequilibrium, x(t), satisfies the simple harmonicsoscillator equation:d2x + ω2 x = 0.dt2(a) What...
- Q You are a member of a geological team in Central Africa. Yourteam comes upon a wide river that is flowing east. You mustdetermine the width of the river and the...
- Q A mass of 3.8 kg is originally moving at 8 m/s at the top of africtionless incline which has a length of 6.2 meters and aninclination angle of 56 degrees....
- Q A 55.0 kg box hangs from a rope. What is the tension in the ropeif: Part A The box is at rest? Express your answer with theappropriate units. Part B...
- Q (a)Describe what the D'Arsonval Galvanometer consists of. (b) Showthat the angle of deviation of the pointer is directly proportionalto the current in the coil.
- Q In a capacitor charging and discharging experiment with aresistor of 10 ohms, if we plot our data so LVC (volts) is in they-axis and time (seconds) in the x-axis, what...
- Q When a constant force acts on an object, what does the object'schange in momentum depend upon?
- Q You have been called to testify as an expert witness in a trialinvolving a head-on collision. Car A weighs 1515 lb and wastraveling eastward. Car B weighs 1125 lb and...
- Q Please show work!a) A 80 kg baseball player jumps with ahorizontal velocity of 8.1 m/s and collides with an 89kg teammate who jumps with a horizontal velocity of 2.7 m/s...
- Q A skydiver jumps out of an airplane at a high altitude andreaches terminal speed.Which of the following statements about the falling skydiver atterminal speed is FALSE?1) The gravitational potential energy...
- Q 8. An ice cube (formed by pure water) floats on salt water.The specific gravity of salt water is 1024. Calculate the percentof the submerged volume.9. A house has a roof...
- Q The potential energy stored in the compressed spring of a dartgun, with a spring constant of 36.00 N/m, is 1.440 J. Find by howmuch is the spring is compressed. A...
- Q A soccer ball is kicked from the top of one building with aheight of H1 = 30.1 m to another building with a heightof H2 = 10.8 m. (It is...
- Q Consider a cricket ball and a tennis ball (each with the samemass). If you drop the tennis ball and cricket ball from the sameheight (ignore air resistance), explain why it...
- Q An unstable nucleus of mass 1.7 ✕ 10−26 kg, initially at rest atthe origin of a coordinate system, disintegrates into threeparticles. One particle, having a mass of m1 = 1.0...
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