Physics question and answers for August 05, 2023
- Q Explain why the radial velocity (or gravitational tugs) methodis unable to detect Earth-like planets orbiting other stars.Hi can you please answer the question correctly please. I WILLRATE YOU. : )...
- Q A concave mirror (f1 = 14.6 cm) and a convexmirror (f2 = ?6.70 cm) are facing each other and areseparated by a distance of 34.0 cm. An object is placed...
- Q Angular momentum: Let the Hamiltonian of our particle bedescribed as H = ??^2 where J is the angular momentum operator. a)Diagonalise the Hamiltonian for j=0,1b) Use explicit form of J+...
- Q Adjacent antinodes of a standing wave on a string are15.0 cm apart. A particle at an antinode oscillates insimple harmonic motion with amplitude 0.850 cm and period0.0750 s. The string lies along the +x-axis and...
- Q A cannon is shot at 48 m/s at an angle of 30 degrees to thehorizontal off a cliff that is 78.4 meters tall. How fast will thecannonball be moving when...
- Q Immediate!! An induction motor has the following parameters.Determine the maximum transient torque that can occur when the100 hp motor is plug reversed (sudden reversal of the excitationphase rotation). Assume the...
- Q A prism made of flint glass has a cross section that is anequilateral triangle. The index of refraction for red and violetlight respectively in flint glass is 1.662 and 1.698....
- Q #2a. Consider a Michelson interferometer with one fixed arm andone moveable arm, both of length 5 m. If 300 nm laser light isshown through the device, what percentage change in...
- Q 1. Cite 2 examples of entropy increase in daily life.2. Find 2 examples of probability governing events in everydayevents.
- Q Respond to thefollowing:In your ownwords, explain direct current, resistance, Ohm's Law, electromotiveforce, and resistors in series and in parallel. Also giveexamples.
- Q Please answer these questions:1) What determines the number of significant figures in anexperimental measurement?2) How do we find experimental uncertainty in measurement?Why isthis important?3) What is easier to measure, the...
- Q A 0.0210 kg bullet moving horizontally at 500 m/s embeds itselfinto an initially stationary 0.500 kg block.(a) What is their velocity just after the collision?_____ m/s(b) The bullet-embedded block slides...
- Q mechanicsresearch about the following terms, support your research bycalculations and diagrams were possible 1.force2.force characteristics3.force systems4.concurrent forces5.co-planar forces6.resultant of concurrent forces7.components of a force8.moment of a force9. laws of static...
- Q (Solid state physics)What is a BASIS in a \"conventional unit cell\" of BCC??(Not in a primitive cell of BCC)
- Q Find the correlation that gives the critical state of thehomogeneous spherical reactor with \"diffusion effect cross section∑s\" and \"fission effect cross section ∑f\",\"diffusion coefficient D\" and radius R.
- Q Recall the behavior of the compass needle as you explored themagnetic field created by the coil. Indicate which two of thefollowing five statements are true. Select one or more: a....
- Q it's a hot day. you buy four fans and plug them intooutlets. the outlets are powered by a circuit protected by a 20Acircuit breaker. if each fan is rated at...
- Q why do the maximum and minimum momenta have oppositesigns? like cart 1 hitting cart 2 why would cart one be positiveand cart to be negative?
- Q Although the injuries tend to be less severe, heading a soccerball carries many of the same dangers as getting hit by a blockeror tackler in a football game. Indeed, heading...
- Q A circular loop of wire having a radius of6.0 cm carries a currentof 0.14 A. A unit vectorparallel to the dipole moment of the loop is given by 0.40i -0.92j.If...
- Q A spring has a Hooke's law spring constant of 3.4 N/m. If youload it with 1.3 kg, how far will it extend from its equilibriumlength?A spring 10 cm long extends...
- Q 1- Three coins are tossed once.(a) Find the number of macrostates. Explain.(b) Find the number of microstates. Explain.(c) What is the probability of getting at least one head?Explain. (d) What...
- Q After the Sun exhausts its nuclear fuel, its ultimate fate maybe to collapse to a white dwarf state. In this state, it would haveapproximately the same mass as it has...
- Q (1a)The car lift at your neighborhood garage is designed suchthat the radii of the input piston and output plunger are 7.7010-3 m and 0.120 m, respectively. The garage managerlikes to...
- Q A space station has a large ring-like component that rotates tosimulate gravity for the crew. This ring has a mass M = 2.1×10^5kgand a radius of R= 86.0 m and...
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