Physics question and answers for August 13, 2023
- Q Nuclear breeder comes under conventional commercial renewablesource ofenergy. Explain
- Q 2. Answer the following questions about the motion of an objectlaunched from the roof of a building with a height of 10 m at aninitial velocity of 20 m/s and...
- Q A satellite is launched into an orbit at an altitude 200 kmabove the surface. Onboard is an exquisitely sensitive atomic clockthat is synchronized with an identical clock on Earth. Afterorbiting...
- Q Two solid spheres are running down from incline of height 3.7 m.Sphere A has mass 3.3 kg; radius 15.7 cm; sphere B has mass 7.4 kgand radius of 39.3 cm....
- Q Please Type AnswerA person who has their feet spread apart, when pushed against byanother person is able to stay stable. A person who has their feettogether, when pushed against by...
- Q (Experiment)Measure all the dimension of the four objects and fill out thetable below. As the ‘proof’ that you did the experiments, take ascreenshot of your PC screen for at least...
- Q The Bipolar Junction Transistor (BTJ) characteristic Curveexperiment source of error
- Q A sailboat runs before the wind with a constant speed of 3.5 m/sin a direction 28 ∘ north of west. You may want to review (Pages 89- 92) .How far...
- Q A child on a sled starts from rest at the top of a 20.0°slope.1)Assuming that there are no forces resisting the sled’s motion,how long will the child take to reach...
- Q Using Faraday’s Law and Lenz’s Law, explain why a change ofcurrent in a conducting wire loop will induce an electricalpotential difference which will oppose this change. Use relevantequations and/or diagram(s).
- Q the nuclear shell model, orbitals are ï¬lled in theorder 1s1/2,1p3/2,1p1/2,1d5/2,2s1/2,1d3/2, etc.(a) What is responsible for the splitting between the p3/2 and p1/2orbitals?(b) In the model, 16O (Z = 8) is...
- Q AMack truck and a Honda traveling at the same speed have a head-oncollision. The vehicle to undergo the greater change in velocitywill be theA) Mack truckB) HondaC) both the sameI...
- Q You are about to shoot a shell with an artillery. You mustdecide which targets you can hit. Your muzzle velocity is 980 m/sand your shell is aerodynamic enough to ignore...
- Q 3. Electric power is transferred at very high voltagesover long distances. Transmission of high voltageExplain how it reduces power loss on the lines.4. If two points have the same potential,...
- Q How does the “World’s Simplest Motor†work? Describethe torque due to the magnetic field on the wire loop as it turns.Explain why it is necessary to ensure only one side...
- Q Revised experiment setup ty I-v A student wants to find out howmuch energy is lost by the string rubbing at the edge of the tablewhen the system moves by 30cm....
- Q A simple pendulum has a mass of 0.550 kg and a length of 2.00 m.It is displaced through an angle of 11.0
- Q Sounds waves are disturbances in air molecules that move at 343m/s. Pitch is a measure of a sounds frequency. A middle C note inmusic has a frequency (pitch) of 261.6...
- Q (a) Compute the maximum longitudinal force that may be supportedby a bone before breaking, given that the compressive stress atwhich bone breaks is 2.00Â Â 108N/m2. Treat the bone as a solid...
- Q 1.) What do you observe about the equipotential lines very nearthe charges and very far away from them? How does a second chargeaffect the potential field of the first one?
- Q The air pressure in a tire sitting outside is 30 psi on a nicefall day when the temperature is about 80 F. (Assuming that thedensity of the air inside the...
- Q You dive straight down into a pool of water. You hit the waterwith a speed of 5.0 m/s , and your mass is 70 kg.Assuming a drag force of the...
- Q A block of mass m = 2.1 kg slides down a 36 ° inclined ramp thathas a height h = 3.1 m. At the bottom, it hits a block of...
- Q Two identical objects, A and B, are thermally and mechanicallyisolated from the rest of the world. Their initial temperatures areTA > TB. Each object has heat capacity C (the same...
- Q The figures show a hypothetical planetary system at twodifferent times. The system has a star S and three planets, labeledA, B, and C. The table provides the mass of each...
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