m1 m-

Q: In the figure, two light pulses are sent through layers of plastic with thicknesses of either L or 2...

A: We have to use some basic formula here.

Q: please help

A:

Q: A train passes by an little boy at the depot. As it moves away from the boy at 65 m/s, the whistle e...

A: Speed of Train , V = 65 m/s Frequency , fs = 4500 Hz Speed of sound , Vs = 343 m/s To find = Frequen...

Q: A ray of light travels through air (n = 1.00) and approaches the boundary with water (n = 1.33). The...

A:

Q: Answer the whole question plz

A: Given, h = 500 m Atmospheric pressure P0 = 101 kPa = 101 x 103 Pa = 1.01 x105 Pa Density of sea wate...

Q: Do it fast its uurgent

A: For same initial and final volume, final pressure is maximum in isobaric process and minimum in adia...

Q: please help.

A: Option b is the right answer  Mechanical energy is the sum of kinetic energy and potential energy

Q: An electron is in the n = 1 state of the hydrogen atom. Find the probability that the electron is in...

A: Given:- n= 1  radius(R) = 0.85 *10-15 m  

Q: please help with this question, thanks

A:

Q: An insulated Thermos contains 100 cm3 of hot coffee at 82.0°C. You put in a 19.0 g ice cube at its m...

A: heat of fusion = 334 J/g 100 cm3 = 100 g

Q: Can someone help with H through J, thank you!

A:

Q: express your answers accurate to four decimal places

A: Explanation and answer is in next step.  

Q: A 10 µC charge is located in a 361 N/C electric field. What is the force the charge experiences? (Hi...

A:

Q: an electron is trapped within a sphere that has a diameter of 6*10^-15 what is the minimum uncertain...

A: According to the Heisenberg's uncertainty principle, ∆p=h4π∆x Here, ∆p is the uncertainty in the ele...

Q: Physics Question

A: (a) in moving a charge in electric field the work done is  w = q E d = q v where  q  =  magnitude of...

Q: 4. What angle would the axis of a polarizing filter need to make with the direction of polarized lig...

A: Data Given ,  Incident polarized light of intensity have an 1 kW/m2 So , I0 = 1 kW/m2 = 1000 W/m2 Tr...

Q: What is a kilocalorie? Select one: A. The amount of energy required to raise 1.0 gram of water 10...

A: Kilocalorie is defined as, energy required to raise the temperature of 1 kg of water by 1 degree Cel...

Q: Photons of a certain ultraviolet light have an energy of 6.70 ✕ 10−19 J. (a) What is the frequency o...

A: given that  energy  =6.70 * 10^-19 J (a) E = h * f     is the formula for frequency f =E / h  accord...

Q: Can you help me to solve this?

A:

Q: please help with this question

A:

Q: 5. During the Christmas season, Sel Erbate uses the equivalent of 45 strings of 100 mini-bulbs to li...

A: Number of strings (N)= 45 Number of mini bulbs in each string (n) = 100 Power rating of each string ...

Q: The three 200 g masses in the figure below are connected by massless, rigid rods. (a) What is the tr...

A:

Q: If the index of refraction of material 1 is n1 = 1.27 and of material 2 is n2 = 1.41, then a total %...

A: We have to know about the basic here.

Q: An astronaut lands on a new, recently discovered planet in a different star system. The astronaut me...

A: Given, Mass of planet,M=7.5×1023kg Acceleration due to gravity,g=12 m/s2

Q: A rope with a negligible mass has two blocks that are suspended over a pulley, m, and M, as shown in...

A: Apply Newton’s second law on both the masses and solve for the tensions (on the left side and the ri...

Q: A transformer has an input of 80 V and an output of 55 V. If the input is changed to 74 V, what the ...

A: Data Given ,  Initially input voltage is ( V1 ) = 80 V Output voltage ( V2 ) = 55 V Now we have to f...

Q: Which of the following is true when we connect two capacitors A and B in a cascaded connection? O Th...

A:

Q: Consider the combination of resistors shown in the figure below. 12 0 4.0 N w- 5.0 N 6.0 Ω 8.0 0 (a)...

A:

Q: Find the acceleration of the system if m1 = 2 kg, m2 = 5 kg, F = 120N and µ = 0.1 (block 1 with the ...

A: acceleratin = F/m

Q: How can a current loop be used to determine the presence of a magnetic field in a given region of sp...

A: How can a current loop be used to determine the presence of a magnetic field in a given region

Q: Reference Book:Classical Mechanics

A: The Lagrangian of a system is defined as:L=T-V………(1)where,T is the Kinetic energy.V is the Potential...

Q: The position of a particle moving along the x axis is given by x = (21 + 22t - 5.0t?)m, where t is i...

A:

Q: why is the quality of picture better when you used polarized lens

A: Polarization is defined as a phenomenon caused due to the wave nature of electromagnetic radiation. ...

Q: How do I solve this question

A: given data, mass of the cylinder , m = 47 Kg radius of the the cylinder , r = 0.75 m acceleration of...

Q: In the circuit above, find the power dissipated by resistor C

A:

Q: Solve the one dimension kinematics

A: Formula of range of projectile is as follows: R=u2sin2θg                                            ...

Q: A roll of kitchen aluminum foil is 30 cm wide by 22 m long (if you unroll it). If the foil is 0.15 m...

A: (a) 2.67 kg

Q: Which of the following processes is done by simply touching a charged object on an electrically neut...

A: Correct option is Charging by conduction

Q: 6.  If Nitrogen-14 absorbs an alpha particle and then emits a Hydrogen-1, what is the resulting nucl...

A:  If Nitrogen-14 absorbs an alpha particle and then emits a Hydrogen-1. 

Q: In the circuit above, find the power dissipated by resistor B

A: We have to use ohm's law here.

Q: Are laws of Motion absolute or not? Why?

A: Laws of motion are- 1.  v = u+at2.  s = ut+12at23.  v2 = u2+2as Absolute motion is - Change in absol...

Q: please help

A: Principle of conversation of momentum is used in problems on collision because here external force i...

Q: What is vactor quantity

A:

Q: 2. The large window air conditioner in Anita Breeze's room draws 11 amps of current. Determine the q...

A: Given,  Current  i = 11 A Time  t =8 hr = 8×60×60 = 28800s Current is a measure of the flow of elect...

Q: Oxygen gas having a volume of 1180 cm3 at 41.7°C and 1.02 x 105 Pa expands until its volume is 1700 ...

A: Given, Volume V1 = 1180 cm3 =  1180 x 10-6 m3 Temperature T = 41.7C∘ =  41.7+273 =314.7 K Pressure P...

Q: Which of the following is one explanation for the electric potential at a point to be zero, given th...

A:

Q: A farmer hitches her tractor to a sled loaded with firewoodand pulls it a distance of 20 m along gro...

A: (a) The forces acting on the sled are the weight of the sled, the force applied by the tractor and t...

Q: A generator is designed to produce a maximum emf of 170 V while rotating at 3200 rpm. The 1531 coils...

A: According to Faraday-Lenz's law, when the magnetic flux through a closed loop changes with time, an ...

Q: 2. What is the wavelength of light falling on double slits separated by 1.60 μm if the second–order ...

A: 585 nm

Q: Temperature-Dependent Heat Capacity At low temperatures, the specific heats of solids are typically ...

A: Given, c=3.33×104 JKg K×(T321 K)3 Mass m = 24 g   We know the expression  is  Q=mcdt

Magnetic Force

A magnetic force arises when a charged particle or a current-carrying conductor is placed in a magnetic field. It is created because of the movement of the charged particles.