Physics question and answers for October 03, 2023
- Q A 0.50-μF and a 1.4-μF capacitor (C1 and C2, respectively) areconnected in series to a 22-V battery.Part A: Calculate the potential difference across eachcapacitor.Part B: Calculate the charge on each...
- Q . A leading manufacturer of household appliances is proposing aself-cleaning oven design that involves use of a composite windowseparating the oven cavity from the room air. The composite is toconsist...
- Q A parallel-plate capacitor has square plates that are 8.20 cm oneach side and 4.80 mm apart. The space between the plates iscompletely filled with two square slabs of dielectric, each...
- Q A small diamond of mass 15.9 g drops from a swimmer's earringand falls through the water, reaching a terminal velocity of 1.9m/s.(a) Assuming the frictional force on the diamond obeys...
- Q 1.Two point charges, qâ‚= +6 nC and qâ‚‚= +5 nC, are located on thex-axis at x= 0 and x=5.00 m. What is the electric field at pointx=1.27 m? I got...
- Q A skydiver of mass 82.0 kg jumps from a slow-moving aircraft andreaches a terminal speed of 49.9 m/s.(a) What is her acceleration when her speed is 30.0 m/s?(b) What is...
- Q A coil of inductance 120 mH and unknown resistance and a 1.0 μFcapacitor are connected in series with an alternating emf offrequency 950 Hz. If the phase constant between the...
- Q Identify a practical example of Newton’s law of acceleration.Explain how the example illustrates the law.
- Q Firstly, I wasn't sure exactly where to put this. It's atypesetting query but the scope is greater than TEX; however it'sspecific also to physics and even more specific to this...
- Q Please show work. Thank you!!Question 3:) Air contains approximately 80% N2 and 20%O2.At STP, what is the rms speed of O2 molecules inair?At STP, what is the average KE of...
- Q In nature, is total energy always conserved (yes or no)?Why?
- Q Expand 1.00 mol of a monatomic gas, initially at 3.60 kPa and313 K, from initial volume Vi = 0.723m3 to final volume Vf = 2.70m3. At any instant during the...
- Q A 10-cm-long thin glass rod uniformly charged to 15.0 nC and a10-cm-long thin plastic rod uniformly charged to - 15.0 nC areplaced side by side, 4.40 cm apart. What are...
- Q Sitting in a second-story apartment, a physicist notices a ballmoving straight upward just outside her window. The ball is visiblefor 0.24 s as it moves a distance of 1.18 m...
- Q A 12m window hanging scaffolding basket supporting an80Kg man and paint material? The scaffolding is hanging by a steelrope at eacch end. The basket weight is 40 Kg, the paint...
- Q Imperial Building has height of 73 m. Three snipers ona nearby roof shut with three rifle when King Kong jumped down(free fall).1.The sniper A shut with initial velocity 20 m/s...
- Q An AC generator supplies an rms voltage of 240 V at 50.0 Hz. Itis connected in series with a 0.350 H inductor, a 3.60 μF capacitorand a 211 Ω resistor.1....
- Q Explain conservation of momentum and give examples in dailylife.In your own words, explain impulse and give examples in dailylife.In your own words, center of mass and give examples in dailylifeplease...
- Q Two point charges, Q1 = 3.3?C and Q2= -1.5?C ,are placed on the x axis. Suppose thatQ2 is placed at the origin, and Q1 is placed atthe coordinatex1 = ?...
- Q A series ac circuit contains a 210 Ω resistor, a 20.0 mHinductor, a 3.30 μF capacitor, and an ac power source of voltageamplitude 45.0 V operating at an angular frequency...
- Q A dielectric-filled parallel-plate capacitor has plate area A =25.0 cm2 , plate separation d = 9.00 mm and dielectric constant k =2.00. The capacitor is connected to a battery that...
- Q Two small nonconducting spheres have a total charge of Q=Q1+Q2=90.0 μC , Q1<Q2. When placed 31.0 cm apart, the force eachexerts on the other is 13.0 N and is repulsive.Part...
- Q In areas of enhanced heat flow, geothermal heating can be usedto supply heating to homes, either by using ground water directlyor by placing a water reservoir at depth. In Iceland,...
- Q A convex mirror has a focal length of -58.0 cm. A 12.0-cm-tallobject is located 58.0 cm in front of this mirror. Determine the(a) location and (b) size of theimage.
- Q How is a panel study different from a pilot study? (8-10sentences)
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