Physics question and answers for August 12, 2023
- Q I have a practical for physics lab soon. Can you walk me throughhow to do the following and the equations I would need.Measure the combined focal lengths of a two-lens...
- Q Explain thedifference between holonomic and non-holonomic constraints, andbetween scleronomic and rheonomic constraints
- Q 1. A particle mass 10x10-25 kg and charge+3x10-16 C is projected with a velocity of5x106 m/s in the +x-direction into a uniform magneticfield of 2.0T in the -z direction. Whic...
- Q Use the inverse square law to estimate how the brightness of theSun would change if you moved from Earth at 1 AU to Saturn'slocation at 10 AU (i.e., give a...
- Q A material particle with mass M moves under the gravitationaleffect of the earth. Solve the Hamilton-jacobi equation of theparticle.
- Q A 10-volt voltage source is connected in a seriesarrangement with two resistors (R1 = 7 ohms, R2 = 3 ohms). Thecurrent flowing in each resistor is:a) 1.8 amperes  b) 45amperes  ...
- Q Your friend has decided to make some money during the next StateFair by inventing a game of skill. In the game, as she hasdeveloped it so far, the customer shoots...
- Q Ceramics exhibit a greater range of electricalconductivity than any other class of materials. Explain why this isthe case and provide some examples to illustrate this statement.Include discussion of the temperature...
- Q A rectangular coil with N turns and area A is place in a uniformmagnetic field directed into y-direction. (a) What amount of emf isinduced in the coil if the coil...
- Q Estimate the initial rotation period of the Earth if the Moonhad been torn from it, as suggested by the fission theory. Compareyour answer to the estimated rate of spin of...
- Q Question #5 A. [1 point] Is Ampere’s valid for all closed pathssurrounding current carrying conductor? If not, why? B. [4 points]Two identical semicircular arcs have radii ?1 = 7.8 ??...
- Q Question #4 A. [1 point] Explain briefly the factors affectingthe magnitude of the induced emf in an electricity generatingstation. B. [4 Points] A rectangular coil of 10 turns withdimensions 10...
- Q Diamagnetic susceptibility of atoms: (a) Estimate the upperlimit for the (dia) magnetic moment of an atom. Use an atom withmany electrons such as Bi. From the magnetic moment, calculate thediamagnetic...
- Q A box is sliding on a rough surface at a constant speed. Whichstatement is TRUE?1. Work done by gravity is negative2. Friction deos not do any work3. Work done by...
- Q To better understand the polarization consider two components ofthe electric field:Ex(t) = 3 Cos (w t) and Ey(t) = 4 Cos (w t-phi). Then determine thefunctional form ofEy(Ex) (that is...
- Q Another planet has the same spherical radius as Earth, but has 3times Earth's density.(a) What is the mass of this other planet?(b) what is its gravitational acceleration
- Q Description: An airplane is flying from San Francisco to Seattlewhich is a distance of approximately 1200 km. The cruising speed ofthe plane (VP ) is 400 km/hr relative to the...
- Q Calculate the surface redshift due to gravity for both the whitedwarf and neutron star.
- Q Multiple choice: Which one of the following statements about ourSun is true?(a) The Sun consists primarily of hydrogen and helium.(b) The Sun is a very active star, blasting waves of...
- Q Explain different ways you can arrange 4 resistors in order toget different equivalent resistance values. Mention about minimumand maximum values you can obtain.
- Q Research existing multi-vehicle, PV-assisted vehicle chargingfacilities. Create a report for one that has characteristics thatinterest you. At the minimum, the report and its narrative shouldinclude:An image of the systemA summary...
- Q What is the difference between a restorative anddisruptive force? Provide a real-life scenario that representsthese two different forces.Please Type Out Answer
- Q A spacecraft is coasting toward Mars. The mass of Mars is 6.4 ×1023 kg and its radius is 3400 km (3.4 × 106m). When the spacecraft is 8900 km (8.9...
- Q If you have ever hiked or climbed to high altitudes in themountains, you surely have noticed how short of breath you get.This occurs because the air is thinner, so each...
- Q please make all the math not just words!In a newton ring experiment R = 10 radius of curvature of thelens. The radius of the strip of order l is 4mm...
Get Answers to Unlimited Questions
Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!
Membership Benefits:
- Unlimited Question Access with detailed Answers
- Zin AI - 3 Million Words
- 10 Dall-E 3 Images
- 20 Plot Generations
- Conversation with Dialogue Memory
- No Ads, Ever!
- Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!