Q: Three polarizing filters are arranged in such a way that the axis of the transmission of the second…
A: Given Angle of the axis of the transmission of the second filter is with respect to the first filter…
Q: Exactly one tun of a flexible rope with mass m is wrapped around a uniform cylinder with mass M and…
A: The data given in the question is: 1. Mass of the rope, m 2. Mass of the uniform cylinder, M 3.…
Q: Explain the difference between attractive and repulsive forces
A: We incur forces in our day to day lives. A person can never be in a state where he is not…
Q: As a staff scientist at a nuclear power plant, it is your job to understand radioactive substances…
A:
Q: Find the valur of force applied if work done is 320 J and displacement is 23 m
A: Given data: Work done, W= 320 J Displacement, S= 23 m We know that work done = force x displacement…
Q: 1. A particle moves along a straight line with a velocity in millimeters per second given by 400…
A: Velocity is the rate of position v = ds/dt
Q: Find Density of object of mass 170 kg which accupies space of 5 m³ ?
A: Given data : Volume = v Mass = m To find :…
Q: For the dm shown, what is the distance r from the axis of rotation (the y axis) to dm in terms of x,…
A: The distance r is from the rotating axis that is y axis. Thus the elementary part is at a distance x…
Q: While playing basketball in PE class, Michael Angelo lost his balance after making a lay-up and…
A:
Q: A 0.9 m² solid object of spec. gravity = 0.9 partially submerged in seawater of density 1026 kg/m³.…
A: Here we can use Newton laws of motion
Q: A flat uniform circular disk has a mass of 2.50 kg and a radius of 95.0 cm. It is suspended in a…
A:
Q: 14C has an activity of 0.25 Bq per gram of carbon for living organisms. The half-life of 14C is 5730…
A: Initial activity of C14 = 0.25 Bq per gram of carbon final activity of C 14 = 0.15 Bq per gram of…
Q: Please answer 4 and 5
A:
Q: There is a 6.5 pC point charge. What is the magnitude of the electric field (in N/C) 70.4 mm away…
A:
Q: A 10-ohm resistor has a constant current. If 1200 C of charge flow through it in 4 minutes what is…
A:
Q: A boll rounds a 36 m radius curve at 6 m/s. The magnitude of it's acceleration in m/s?
A: Given data : Radius = R Speed = V To…
Q: What is the binding energy of 12C? The mass of an atom of 12C is 12 u (exactly), of an atom of 'H is…
A:
Q: Find the valur of force applied if work done is 320 J and displacement is 23 m
A:
Q: A piano string having a mass per unit length equal to 5.30 x 10-3 kg/m is under a tension of 1,400…
A: Given(s): Tension on the string, T=1,400 N. Mass per unit length, μ=5.30×10-3 kg/m Required:…
Q: IE ... As a wire is stretched out so that its length increases, its cross-sectional area decreases,…
A:
Q: A bucket of water of mass 30 kg is pulled at constant velocity up to a platform 50 meters above the…
A:
Q: A force of 190 N is applied to an object of area 6 m2 Calculate the pressure ?
A: Given data : Force = F Area = A To find :…
Q: Alpha particles are best described as a. neutral particles that weigh approximately one…
A: Alpha particles are the also known as helium nucleus. When there are no electrons in the orbital of…
Q: Oxygen is released in this process. O Light Reaction Calvin Cycle O Both Light Reaction and Calvin…
A: Oxygen is released both light and Calvin cycle process
Q: in one optical instrument, what is the effect of using two diverging lenses?
A: Given : Asked what is the advantage of using two diverging lenses in one optical instrument.
Q: Quiz No. 1 A. Multiple Choice: Choose the letter of the best answer. 1. If you throw a baseball…
A: 1) Given, Baseball thrown straight up
Q: 19. A waitress shoves a ketchup bottle with mass 0.45 kg to her right along a smooth, level lunch…
A:
Q: If I were to try to connect the North pole of one magnet to the North pole of another magnet, the…
A:
Q: - (a) What is the equivalent resistance of this circuit if R = 10.0 Q and R, = 15.0 Q? (b) What…
A: In this question we are given with a circuit for which we have to calculate the equivalent…
Q: 6. A ball is fired from the origin with an initial velocity of 60.0 m/s at 70.0° above the r-axis.…
A: Given Data:- Initial velocity of the ball is v0=60.0 m/s Angle of projection of the ball is θ=70.0°…
Q: Calculate the buoyant force on a fully submerged 0.62 m3 solid block of brass. How does this compare…
A: Determine the buoyant force on the fully submerged solid block of brass.
Q: n immersed object displaces 8 N of fluid, what is the buoyant force on the block? EXPLAIN.
A: 1) Given:- If an immersed object displaces 8 N of fluid, Find:- what is the buoyant force on the…
Q: Light of wavelength 400 nm bombards a surface with work function 2.46 eV. What is the maximum…
A: Given data :- Wavelength λ = 400 nm Work function W = 2.46 eV
Q: Electron Configuration Worksheet Write the unabbreviated electron configurations of the following…
A:
Q: Problem 2: This problem compares the energy output and heat transfer to the environment by two…
A: Given data: Efficiency of first station η1=36% Efficiency of second station η2=47% Heat Q1=2.5×1014…
Q: Directions: Show your COMPLETE solution including the flow of current in the circuit diagram. •…
A:
Q: A roller coaster of mass 80.0 kg is moving with a speed of 20.0 m/s at position A as shown in the…
A: Hi, you have submitted multiple subpart questions and it is not specified which parts you need help…
Q: An object of mass m and initial velocity vi is sliding along a frictionless plane. It then goes up…
A: Initial energy = 12mv2 final kinetic energy =12mv42 final potential energy =mgh = mgdsinθ
Q: 8. B up, I to the –x. 9. F down, B to the right. 10. F out of the screen, I to the left.
A:
Q: suppose your hand moves upward by 0.5 while you are throwing the ball. the ball leaves your hand…
A:
Q: You are given a number of 27 Ω resistors, each capable of dissipating only 1.9 W without being…
A:
Q: A shell explodes into two fragments, one fragment 25 times heavier than the other. If any gas from…
A:
Q: A straight conductor carrying a current i - 3.0 A splits into identical semicircular arcs as shown…
A:
Q: A 4.80 kg block is suspended from a spring with k = 440 N/m. A 58.0 g bullet is fired straight up…
A:
Q: A fluid that occupies a volume of 11 Liter weighs 571 N at a location where the gravitational…
A: Write the given values with the suitable variables. V=11 LW=571 Ng=9.8 m/s2 Here, V is the volume, W…
Q: Express the angular acceleration of the disk as a function of time.
A: From the figure we can say that if the ball has acceleration a then the outer part of disk will have…
Q: A temperature increase of 20 C° is the same as a temperature increase of a) 32 F°. b) 293 K. c) 273…
A:
Q: From the origin, a particle starts at t = 0 s with a velocity vecv=7.0hatim/s and moves in the xy…
A: Motion can be 1D or 2D or 3D depending on the situation. Displacement, velocity, etc are the…
Q: Consider a thermometer in Fahrenheit scale and Celsius scale, both thermometers are immersed in a…
A:
Q: A concave shaving mirror has a radius of curvature of +30.8 cm. It is positioned so that the…
A: Answer:- Given Radius of curvature (R) = + 30.8 cm Focal length (F) = R/2 = (30.8)/2 = 15.4 cm…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- A small office-building air conditioner operates or 408-V AC and consumes 50.0 kW. (a) What is its effective resistance? (b) What is the cost of running the air conditioner during a hot summer month when it is on 8.00 h per day for 30 days and electricity costs 9.00 cenls/kW h ?The wall charger for an iPhone is 900mA. If you have it plugged into the wall for 2 hours, how much power have you consumed?82. Switch S in is closed at time t 0, to begin charging an initially uncharged capacitance C= 15.0 µF through a resistor of resistance R 20.0 2. At what time is the potential across the capacitor equal to that across the resistor? ww сарасitor of C. %3D
- 82. Switch S in is closed at time t 30, to begin charging an initially uncharged capacitance C= 15.0 µF through a resistor of resistance R = 20.0 Q. %3D S. cаpacitor of R %3D At what time is the potential across the capacitor equal to that across the resistor?I have a computer that consumes a maximum of 15 W of power and I use a 5000 mAh battery. How long will it last at maximum power draw assuming it uses 20 V.The power supplied to a typical black-and-white television is 90.0 W when the set is connected across a potential difference of 120 V. How much electrical energy does this set consume in 1.51 h? J
- 3. From the figure above, a switch is closed at time t = 0, allowing the capacitor to begin charging. The capacitance of the capacitor is given a value of C = 10 µF with a resistor of resistance R= 10 2. At what time is the potential across the capacitor equal to the potential across the resistor?Construct Your Own Problem. Consider a battery used to supply energy to a cellular phone. Construct a problem in which you determine the energy that must be supplied by the battery, and then calculate the amount of charge it must be able to move in order to supply this energy. Among the things to be considered are the energy needs and battery voltage. You may need to look ahead to interpret manufacturer’s battery ratings in ampere-hours as energy in joules.A 12-V battery, a 4.5-Ω resistor, and a 2.3-F capacitor are connected in series with a switch. The capacitor is initially uncharged. What will be the charge (in C) on the capacitor 10 seconds after the switch is closed?
- a. Find the equivalent capacitance of a 6-μF capacitorand a 12 μF capacitor connected in (a) series, (b) parallel.b. Find the effective capacitance of a 5 μF capacitor anda 12 μF capacitor connected in (a) series ang (b) parallel.c. A 20 and a 60-μF capacitor are connected in parallel.Then the pair are connected in series with a 40-μFcapacitor. What is the equivalent capacitance?3. A charged capacitor is connected across a 9.2 Q resistor and allowed to be discharged. The capacitor loses 84% of its original charge in a time of 1 minute. What is the capacitance of the capacitor?12. A lightbulb uses 4 A when it is connected across a 120 V source. What is the resistance in the resistane = V Vano -301 210-3012 lightbulb? 13. What is work? the transfer of energy by a force object agit is Displaced acting on by vitve opergy which a body possesses 14. What is kinetic energy? tion 15. What is potential energy? energy that is waiting to be a 16. A boy pushes on a parked car with a force of 111 N. The car does not move. How much work does the boy do on the car? Explain your answer. Work : Owork becasue the car. didn't move 17. In the absence of air resistance, how would the acceleration of a 2.0 kg book and the acceleration of a 3.3 kg rock differ if the objects were dropped from the same height? 18. What are Newton's three laws of motion (summarize them)? ject will not Law I an Change unle torce is acted on gecond low, the force On un object is equal! mass & its accelertion 3 law, when 2 bu interact they apply Forces to each oth 19. If your weight is 777 N, how much…