ake up a problem where the gravitational force and electric force are equal.

Q: two speakers are separated along a straight line on the x axis . both speakers are fed by a single s...

A: Sound travels as waves. It will have a minimum and maximum amplitude is for a crest a minimum is for...

Q: A proton, with a velocity of 3.4 x 10°m/s.enters a magnetic field perpendicular to the field lines. ...

A: Given: The velocity of proton enters into magnetic field is v = 3.4 x 106 m/s The magnetic field int...

Q: Question 3 A4.0 ohm resistor is connected to a 12 volt battery in the circuit shown below. What will...

A: Given data:R=4 ΩV1=12 VV2=6 V

Q: What is the peak emf generated by rotating a 1000-turn, 20.0 cm diameter coil in the Earth's 5.00×10...

A: Given that,Number of turns :  N = 1000   Diameter : d = 20 cm   Radius : r = 10 cm   Magnetic field:...

Q: Q/ For a state of a nucleus with a definite mass (M) and not infinity around which an electron of ma...

A:

Q: GIVEN: A = 50 N 60 deg %3D B = 30 N 30 deg C = 80 N 250 deg D = 70 N 45 deg - Draw vector A and B us...

A: Given, A=50 N 60 degB=30 N 30 degC= 80 N 250 degD= 70 N 45 deg

Q: 1, N10 -(e-dst – e-dzt) N2 12 – 11

A:

Q: The resistance of gold wire used in circuits is usually negligible compared to the components in the...

A: Given: Length,L=47.1cm=47.1×10-2mArea,A=1.7mm2=1.7×10-6m2Resistivity,ρ=2.35×10-8Ωm In an electrical ...

Q: A proton traveling at 31.5° with respect to the direction of a magnetic field of strength 3.43 mT ex...

A: Given,B=3.43 mTF=9.69×10-17Nθ=31.5°

Q: 52)The effect of Stimulated and spent emission5on the change of plane Count and EE Can be expressed ...

A: In given question, Both spontaneous and stimulated emission happening. Spontaneous emissions is jump...

Q: . What happens to the volume if it Increase in pressure exerted to the gas with constant T and n? In...

A: The ideal gas law equation is defined as : PV=nRTVolume is found by :V=nRTP

Q: The position of a particle changes from ri = (2.0 î+ 3.oĵ)cm to F2 = (-4.0î + 3.oĵ) cm. What is the ...

A:

Q: A charge of 5 nC jumps through a gap in 40pS duration. What amount of current flowed through the gap...

A: Given Amount of charge is Q=5 nC Time taken is t=40*10^-3 ns

Q: A solenoid with compactly wound coils, empty, of infinite length and straight axis, is passed throug...

A: Solution: Let us consider a solenoid of infinite length caries a current i and n be the number of tu...

Q: A proton is observed to move on a circular orbit of radiusr = 14cmin a uniform magnetic field having...

A: Given: Radius,r=14cm=14×10-2mMagnetic Field,B=0.35TMass of proton,m=1.67×10-27kgCharge,q=1.6×10-19C ...

Q: Determine the time needed for the load at B to attain a speed of 8 m/s, starting from rest, if the c...

A: Given: Acceleration,a=3m/s2Final Velocity,v=8m/sInitial Velocity,u=0m/s Equations of motion are math...

Q: A plane electromagnetic wave is the superposition of two independent orthogonal plane waves and can ...

A: The electric field is given as  E→=E1expikz-ωtu→x+E2expikz-ωt+πu→y This electromagnetic wave is the ...

Q: A circuit is made of a battery and a variable resistance. When the resistance is varied the voltage ...

A: Ohm's law states that current and voltage are directly proportional to each other. Mathematically it...

Q: how did special relaticity resolved the conflict between newtonian mechanics and maxwell's electroma...

A: Given How did special relativity resolve the conflict between Newtonian mechanics and maxwell's elec...

Q: Tell me what is Quantum tunnellin

A: Quantum tunnelling: The concept of tunneling, which has no partner in modern physics, is a significa...

Q: 1. An accelerometer consisting of an elastic element and a potentiometric displacem sensor has to me...

A: Given Data The Input range is:0 to 5g The output range is:0 to 10V The damping ratio is:ε=0.8 The m...

Q: Mrs. Satterwhite, Ms. Pasallo and Ms. Davis have a slumber party after work on Friday. They watch ma...

A:

Q: TRUE or FALSE: A 500KN block is resting on a rough inclined with degree of inclination of 25 degrees...

A: Here we have to  write the equation of motion of block in both direction of incline and direction pe...

Q: A solid sphere made of conductive material, radius a has a positive charge amount of 20. A spherical...

A:

Q: A bird takes 8.5 s to fly from position A to position B along the path shown in the diagram at right...

A: Given: Time taken by bird to fly,  t=8.5 s Velocity at point A, v→A=4.4 m/s  31° S of E Velocity at ...

Q: A marble rolls off a tabletop 1.0 m high and hits the floor at a point 3.0 m away from the table's e...

A:

Q: A container filled with air at room temperature and pressure is exposed to a beam of X-rays which io...

A: Given Area of a cross-section of the box (A) = 10 cm × 2 cm = 20×10-4 m2 Voltage (V)                ...

Q: A charge +q is at the origin. A charge -2q is at x = 9.00 m on the +x axis. (a) For what finite valu...

A:

Q: 4. Why do longitudinal modes occur in a laser beam? A HeNe laser (n= 1) has a cavity length of 60cm ...

A: A laser consist of a resonator cavity made up of two reflective mirrors, which are assumed to be 100...

Q: A device is using the Hall- effect with a 0.9mm iron slab [the coefficient is = 1.1 x 10-11], %3D if...

A: Given: Thickness,d=0.9mm=0.9×10-3mHall coefficient,RH=1.1×10-11m3/CCurrent,I=1.9AMagnetic Field,B=49...

Q: A magnetic field B. whose flux lines are perpendicular to a circuit of 1 mn2 of surface.. has a vari...

A: Induced EMF depends on rate of change of magnetic flux associated with the surface as per Faraday's ...

Q: Typical backyard ants often create a network of chemical trails for guidance. Extending outward from...

A: Given Length (l) = 1.9 cm Angle θ = 30° Find the magnitude and angle points A & B, as following ...

Q: Imagine you are at Disneyland on a big roller coaster, sitting with a friend in the front seat of th...

A: The roller coaster is the example for the Newton's law of motion. As it is having loops, twist and t...

Q: If F(x, y, z) = x+y+z = 1 that lies in the first octant with the orientation counterclockwise lookin...

A:

Q: Express the force as a Cartesian vector Eovte ) Express your answer in terms of the unit vectors kj ...

A: Given:  We have to write F in vector notation. 

Q: 6. On the basis of the single-particle shell model, what would you expect for the spin and parity of...

A: Given, K1947

Q: A tugboat with a mass of mtug pushes a barge with a mass of mþarge SO that, starting from rest, they...

A: Given:  mass of tug = mtug=2.2 ×105 kgmass of barge = mbarge = 7×105 kgFinal velocity = vf = 2.5 m/s...

Q: 1. Consider a receiver with a 4-dB noise figure and a 2-MHz bandwidth. If a carrier-to-noise ratio o...

A:

Q: s are horizontal and are separated by 1.0 cm and are connected to a 100 volt battery with magnitude ...

A: Given: The separation between the two plates is 1.0 cm.             The voltage is 100 V.           ...

Q: For a laser resonator with a concave plane mirror and for only one light pass, the value of D in the...

A: Given For a laser resonator with a concave plane mirror and for only one light pass, the value of D ...

Q: 4- The theoretical slit width which should be used to separate the two sodium lines at 589.0 and 589...

A: Given that:-λ1=589.0 nmλ2=589.6 nmLinear dispersion, 1D=2.4 nm/mm⇒D=12.4 nm/mm=0.4167 mm/nm.  

Q: The electric potential created by a charge distribution is V = ax + By + yz where a, B and Y are con...

A: Given, V=αx+βy+γz

Q: = center of gravity BOX 1 (B1) BOX 2 (B2) Density B1 = 8.8 g/cm^3 Density B2 = 9.3 g/cm^3 %3D 100x10...

A: Given,density of Box 1, ρ1=8.8g/cm3volume V1=100×100×100=1000000 cm3density of Box 2, ρ2=9.3g/cm3vol...

Q: An electric field is described by the vector E = Axi + Ayi + Azk where A is a dimensional constant. ...

A: Electric field is define as electric force per unit charge.  

Q: All of the following statements will never be true about an object that is in equilibrium; except, ...

A: We need to identify the statement that can never be true about the an object that is in equilibrium ...

Q: A straight conductor carrying a current i = 9.0 A splits into identical semicircular arcs as shown i...

A: Given,  The current flowing through the straight conductor (I) = 9 A. Radius (r) of the circular loo...

Q: Examine the circuit below. Which of the following statements is false? A R1 R3 R2 All three resistor...

A: Since there is no power source, there will be no current flow in the circuit. Hence reading in ammet...

Q: Find the flux of the vector field F(x,y, z) = xi + yj + 2zk across o, where o is the portion of the ...

A: Given F (x,y,z) = xi +yi+2zk The portion of the conez=x2+y2 Between the plane z=5 and z=7 Find the f...

Q: nge of 241- s in the air?

A: Given as, Alpha particle emitted from 241-Am. Energy, E=5.49 MeV

Q: The pilot of a jet transport brings the engines to full takeoff power before releasing the brakes as...

A: Given, Acceleration, a=0.36ga=0.36×9.8a=3.528m/s2 Initially jet is at rest. u=0 Final velocity at th...