3. A 290 µF capacitor is charged by a 15 V battery. While remaining on the battery, a layer of Teflon (dielectric constant of 2) is removed from between the plates, leaving air. a. What is the new capacitance of the plates? [145 µF] b. Consider just charge on the plates and the voltage across the plates. Which of them is the same before and after the Teflon is removed? Why? c. Find the new value for the one that changed.
Q: 6. An airplane is flying 340 km/hr at 12° East of North. The wind is blowing 40 km/hr at 34° South…
A: We have given Velocity of airplane = 340 km/hr Velocity of wind = 40 km/hr Now from figure it is…
Q: Determine the angle at which a particle in Jupiter's circular orbit experiences an attraction from…
A:
Q: Velocity vectors A and B have equal magnitudes of 10 m/s. If the sum of A and B is the vector…
A: The two vectors A and B can be represented in terms of their components as A=Axi+AyjB=Bxy+Byj The…
Q: A solid sphere of radius R, has a non-homogeneous volumetric charge distribution proportional to the…
A: The physical field that surrounds electrically charged particles and exerts a force on every other…
Q: Find the equation of the perpendicular bisector of the line segment joining the points A(2, 3) and…
A:
Q: The work function for potassium and caesium are 2.25 eV and 2.14 eV respectively, will the…
A: We have to find- Whether photoelectric emission occurs are not. Given- Work function for potassium…
Q: A rocket, initially at rest on the ground, accelerates straight upward from rest with constant (net)…
A: In the given problem, the rocket starts accelerating straight upwards, starting from rest, with a…
Q: D4
A: Given that-Number of turns, N= 520Area, A= 0.80 m2Uniform Magnetic field, B= 0.40 TResistance of…
Q: A string is compressed by 2 mm by a force of 8 N and a condenser is charged through a potential…
A: Solution:-Given thatcompression in string (δ)=2 mm=0.002 mForce (P)=8 NPotential difference (∆V)=200…
Q: THE AGNITUL 2: Use the fact that our closest neighboring star (Proxima Centauri) is a a distance of…
A: Given: Radius =98.1×10-3km Distance= 4.24 ly As we know one light year =9.461 ×1015m…
Q: A coil with a self-inductance of 3.0 H and a resistance of 100 2 carries a steady current of 2.0 A.…
A:
Q: 10) Three vectors A, B, and C, are shown in the figure. a) Determine the components of these…
A: All physical quantities are classified as either scalars or vectors. We find the rectangular…
Q: Two students are conducting an experiment in which they are trying to find a relationship between…
A: In the given problem, the students are using a an inclined ramp, to find the speed of the car as it…
Q: Do it 0
A: Given that-Resistance, R= 72 ohmVoltage, V= 115 VoltPower, P= 90 WattWe know that-Power of the coil,…
Q: An electric dipole is immersed in an electric field. Let O be the angle between the dipole moment of…
A: Given, An electric dipole is immersed in an electric field and the angle between them is α
Q: At what distance is the K.E. of a particle performing S.H.M. of amplitude 10 cm, three times its…
A:
Q: Question 10) A force of 5 N acts on a particle along a direction making an angle of 60° with…
A: Given data, Force is given F = 5 N Angle with vertical is θ=600
Q: Read the Vernier Caliper. Show work. It is in inches.
A: Given:
Q: Problem #2: 30 N FG Two forces are applied as shown to a hook support. Knowing that the magnitude of…
A: Simple problem from vector algebra. Please have a good look
Q: A disk whose rotational inertia is 450 kg.m² hangs from a wire whose torsion constant is 2300…
A: Given that-Rotational inertia, I= 450 kg.m2Torsional Constant, k= 2300 N.m/radFrequency of…
Q: A student holds an 80.00-cm lab pole one quarter of the length from the end of the pole. The lab…
A: Length of the pole L = 80.0 cm Student holds the pole at one quarter of the length from the end of…
Q: Why does a soap bubble turn colorless just before it dries up and pops?
A: An electromagnetic wave or light is made of electric and magnetic fields. They are vector fields…
Q: Why don't you see interference effects between the front and back of your eyeglasses?
A: Light is made of electric and magnetic fields which are vector fields. Vector fields are capable of…
Q: A force acts on a 2 kg object so that its position is given as a function of time as x = 3t² + 5.…
A:
Q: QUESTION 4 Find the acceleration in Pm/s2 (1P = 1015) for the electron in problem 22.48.a. using a…
A: The surface charge density of the uniform charge disk is given as, σ=6.94 μC/m2=6.94×10-6 C/m2. The…
Q: Problem 1.5. The relatively unique properties of water are among the reasons why it plays such a key…
A: Since we answer up to three subparts, we will answer the first three. Please resubmit the question…
Q: Field Bis called "magnetic induction. It is measured in tesla (T), therefore in O (to) A-2 kg-s¯¹ -1…
A: Magnetic induction B, is also referred to as the magnetic field. Simply stated, a magnetic field is…
Q: Q A spherical capacitor consists of a spherical conducting shell of radius b and charge - Q…
A:
Q: A power transmission line carries 520 A of current at a voltage of 924 kV. If the line has a…
A: Given -Current, I= 520 AResistance, R=48 μΩ/m=48×10-6 Ω/mDistance, d= 509 km=509×103 mWe can…
Q: You can hear around corners, but you can't see around corners. Why?
A: Waves are capable of bending around obstacles. This effect is called diffraction. Light consists…
Q: Q3. * Calculate the junction capacitance of a silicon pn junction at T = 300 K with doping…
A: Hint : use reverse biased capacitance formula Cj = εsiWdepletion of PN diode put those given values…
Q: The temperature of the filament of 100 watt electric lamp is 2727°C. Calculate its emissivity if the…
A: To find- Emissivity of filament (e)=? Given that- Power of electric lamp=dQdt=100 watt Temperature…
Q: Do it asap
A: Given that :Power of radio transmitter : P= 500 kW= 500×103 WattFrequency of emitted photon= 760…
Q: 4. Replace the force system by an (a) equivalent resultant force and (b) couple moment at point 0.…
A:
Q: 7. You are on an elevator that is plummeting toward the ground at 30 m/s and you jump up right…
A: Motion is said to be a relative term. What one sees a motion is purely his point of view and is…
Q: A coffee cup immersion heater utilizes a heating coil with a resistance of 8.5 Q. Determine the…
A: Given that-Resistance, R= 8.5ΩVoltage, V= 110 VoltAccording to ohm's lawV=IR⇒I=VR Equation 01
Q: a.) two balloons (m = 0.023 kg) are separated by a distance of d = 14m. they are released from rest…
A: Concept: Given that there are two balloons of mass 0.023 kg kept at a distance of d=14 m. They are…
Q: Series Circuits 29. A 30-volt electromotive force is applied to an LR-series circuit in which the…
A:
Q: A 4,450,0 kg block of ice at 0 degrees * C is added to a picnic cooler. How much heat will the ice…
A:
Q: . Two condenser each of capacity 5 µF and a battery of e.m.f. 180 V are given to you. Which…
A: The capacitance of the two condenser is given as, C=C1=C2=5 μF=5×10-6 F, The emf of the battery is…
Q: For an observer located at 62 degrees South latitude, what is the altitude of a star with…
A: Given data: Latitude of the observer's location = 62 degrees South Declination of the star = +10…
Q: Starting from rest, a plane is able to go from 0 m/s to 70 m/s over the course of 7 seconds. During…
A: Acceleration = rate of change of the velocity = dvdt
Q: A 4,450,0 kg block of ice at 0 degrees * C is added to a picnic cooler. How much heat will the ice…
A: Given that :Mass of ice block : m= 44500 kgWe know that :During the first order transition,…
Q: Question 3) A boat crosses a river with a velocity of 8 km/hr. If the resulting velocity of boat is…
A: Given Data: Velocity of Boat crosses a river =8kmhrResulting Velocity of Boat =10kmhrTo…
Q: What is the correct expression for the potential of a system of three charges placed at the vertices…
A:
Q: B) Determine the moment of inertia for the shaded area with respect to the (b) axis?
A:
Q: A 1.5-V emf source has an internal resistance of 0.50 2. After it has been connected to a load with…
A: Given that :Emf of source, ε=1.5 VoltTerminal Voltage, V=1.45 VoltInternal resistance, r= 0.5ΩWe…
Q: A 1.75 kg particle moves as function of time as follows: x = 4 cos(1.33t+) Where distance is…
A: Given that-Mass, m= 1.75 kgx= 4.Cos1.33t+π5We know that-v=dxdt=4×1.33Sin1.33+π5
Q: A 60 W light bulb, a 120 W light bulb and a 240 W light bulb are connected in parallel to a 120 V…
A: We have given three bulb having power of 60W, 120W and 240 W respectively. They are connected in…
Q: Two slits 0.075mm apart are located 2.5m from a screen. Laser light shining through the slits…
A: The double-slit experiment is used to study and demonstrate the dual nature of light and matter.…
Please do all parts.
Step by step
Solved in 2 steps