1. [#131] Scalars vs vectors Which of these quantities are scalars (as opposed to vectors)? Momentum Kinetic energy Gravitational field at a point Energy Mass Force Weight Acceleration Volume Density

Q: How much potential energy due to gravity would a person have if he is standing on top of the buildin...

A: Given that: Height of building, h=100 cm=1 m Mass of the person, m=100 kg

Q: A particle is moving in a three-dimensional potential V (x, y, z) = mo (2x +y +4z). If the mass of t...

A: The energy of a particle in a three-dimensional harmonic oscillator V(x,y,z) is given as :  E=nxωx+n...

Q: A satellite is revolving round the earth at a distance of 182 km from the surface of the earth. The ...

A: We have given data from the question,                              R=6371×103 m,h=182×103 mg=9.81 ms...

Q: In general, overcurrent protective devices are inserted where the conductor receives its ___________...

A: Given that: In general, overcurrent protective devices are inserted where the conductor receives its

Q: Here we would like to figure out why we do not seem to have any molecular hydrogen in the Martian at...

A: Escape velocity is the amount o velocity required by an object to escape the gravitational pull of a...

Q: a hot air balloon, together with the basket and passengers, weighs 450kg. The inflated balloon holds...

A: Given that,The mass of the basket and passengers : m = 450 (kg)The density of hot air : ρ = 1.23 (kg...

Q: (a) Write down the equation relating the energy E of a photon to its frequency f . Hence determine ...

A: (a) We need to write the equation relating the energy E of a photon to its frequency. We need to det...

Q: Answer both short questions correctly. I will rate accordingly.

A: The emf ε1 and ε3 from the given circuit. GIVEN: R1=4 Ω, R2=5 Ω, R3=6 Ω, and R4=4 Ω. I1=4 A, I2=4 A...

Q: 1.[#111] Clouds of Magellan The Clouds of Magellan are a.) galaxies containing billions of stars b....

A: Note: We’ll answer the first question since the exact one wasn’t specified. Please submit a new ques...

Q: . The radiative transfer equation is written as, dl, ds -a,l, + ju. Show that this equation 1 can be...

A:

Q: A body is thrown with a velocity of projection 49 ms-1 at an angle of projection 45°. (g= 9.8 ms-2)....

A: We have,           u=49 ms-1α=450 We have to find Maximum height , Time of flight and Range  

Q: A rifle with a weight of 20 N fires a 5.5 g bullet with a speed of 200 m/s. (a) Find the recoil spe...

A: By using conservation of momenteumWe can write,m1v1+m2v2=0         Equation 1here, m1=5.5×10-3kgand ...

Q: Find the total charge in the circuit 200 µF 200 µF 200 µF 200 µF 200 μΕ 200 uF 200 µF: 90 V : 200 μΕ...

A: Solution:

Q: eport describe

A: The technique in which the temporary machine takes the functions of heart and lungs in the process o...

Q: A diffraction grating 34.0mm wide has 6000.0 rulings. Light of wavelength 689.0nm is incident perpen...

A: Given that, The width of the grating, l=34.0 mm. The number of rulings, N=6000.0 rulings. The wavele...

Q: A student's near point is 44 cm. When he is wearing contacts he can read a paper placed at 26 cm fro...

A: The near point of the eye is defined as the minimum distance within which objects can be clearly vie...

Q: 5.Find the work required to turn an electric dipole end to end ina uniform electric field E in terms...

A:

Q: Question: A meniscus lens has an edge thickness of 5 mm and a diameter of 40 mm. If the sag of the c...

A: Given, edge thickness is, e = 5mm sag of convex surface is, S1 = 1.2mm sag of other surface is, S2 =...

Q: The magnetic field component of an EM wave propagating in the +y direction in sea water (ɛ, = 80, µr...

A: Given, H=0.1sin1010πt-π3ax A/m at y=0

Q: Advanced Physics Question

A: Given Which has more momentum, as following below.

Q: A car making a turn on a dry, banked highly ramp is experiencing friction. The coefficient of static...

A: radius of the road, r=195 m The coefficient of friction between the tires and the road, μ=0.58 The b...

Q: 5) Show that the kinetic energy K = E - mc2 = (y - 1)mc2 for speeds v <<c yields 1 K = mv? Hint: Use...

A: The expression for Kinetic energy as, K = E-mc2 = γ-1mc2 For speed v&lt;&lt;c, the kinetic energy is...

Q: A nucleus AX has a 2* first excited state at 1.369 MeV and a 4* second excited state at 4.476 MeV. A...

A: Given: A nucleus has a first excited state 2+at 1.369 MeV The nucleus has a second excited state 4+ ...

Q: In which case does the electric field reach very high values? at sharp points A) B) at convex points...

A: Electric field is the area or field surround a electric charged particle that exert some force on th...

Q: The following figure represents a disk of mass m connected to a spring and a box of m m via a massle...

A: Given data, Mass of the disk = m Mass of the block = m Spring constant = k Radius of the disk = b   ...

Q: A liquid of density 1000 kgm-3 is taken in a beaker. A capillary tube of diameter 1.0 mm is dipped v...

A: Here for water,                Angle of contact θ=0o                Surface tension T=72×10-3 Nm-1  ...

Q: A nucleus AX has a 2* first excited state at 1.369 MeV and a 4* second excited state at 4.476 MeV. A...

A: Given: Energy of the first excited state=1.369 MeV Energy of the second excited state=4.476 MeV Calc...

Q: Two point sources are vibrating producing two-dimensional water wave interference. The third nodal l...

A: Solution: The nodal lines are the line where destructive interference occurs. The waves from the two...

Q: E(r) = Bzî – ax²y'j+ (6ayxy + Bóz") k %3D where a, B, y and & are constants and r = xi+yj+zk. Find t...

A: Solution:-Given thatE(r)=βzi^-αx2y3j^+(6αγxy+βδz3)k^α, β, γ and δ are constants.r=xi^+yj^+zk^

Q: 3. The resistance of a copper wire at 30°C is 50 ohms. If the temperature coefficient of a copper at...

A:

Q: Advanced Physics Question

A:

Q: A cooling fan, initially rotating at 850 rpm is turned off, and then turns through 1350 complete rev...

A: We know theAngular kinematic equation, ωf2=ωi2-2αθ       Equation 1here, ωf is final angular speedωi...

Q: 7. A tennis ball is released from a height of 1.6 m and rebounds from the ground until to a height o...

A: Given, Ball is released from height, ho = 1.6m After first bounce height of ball is, h1 = 1m Accordi...

Q: Which numerical method used frequently by scientists and engineers to solve Maxwell's equations in t...

A: Given, Maxwell's equation in time domain

Q: Define Energy. Explain kinetic energy, Potential Energy and Free Energy.

A: (a) Energy. (b) Kinetic energy. (c) Potential energy. (d) Free energy.

Q: A 5.00-kg block is initially moving to the right with a speed of 2 m/s. It was pushed to the left wh...

A: Given Mass (m)                = 5.00 kg Initial velocity vi = 2 m/s Final velocity vf  = 1 m/s

Q: Arock is thrown at a window that is located 18.0 m above the ground. The rock is thrown at an angle ...

A: Given: Distance of window from the ground= 18 m And the Rock is thrown from Above = 2 m The Angle b...

Q: A spherical refracting surface separating air from index 1.523 has a radius of curvature of+100 mm. ...

A: The sagitta, or sag, of a convex or concave lens surface refers to the height (or depth) of such sur...

Q: II II IV VI 2. Five infinite parallel planes of charge have surface charge densities o, -o, o, -o, o...

A: Electric field due to plane of charge, E=σ2ε0 The electric field is away from the plate for the posi...

Q: oug hits a hockey puck, giving it an initial velocity of 6.0 m/s. If the coefficient of kinetic fric...

A: Given Initial velocity (v)                   = 6.0 m/s Coefficient of kinetic friction = 0.050

Q: A small water-heating. oil submerged in a container with 200g of water and 100g of ice, initially in...

A:

Q: A 5.37 mm high firefly sits on the axis of, and 12.3 cm in front of, the thin lens A, whose focal le...

A:

Q: A 34-g ice cube floats in 190 g of water in a 100-g copper cup; all are at a temperature of 0°C. A p...

A: Given that, A 34-g ice cube floats in 190 g of water in a 100-g copper cup. all are at a temperature...

Q: 7-F capacitor is connected in series with a 9-ohm resistor. If the connection is energized from an 1...

A: Given: The value of the capacitor is 0.7 F.            The value of the resistance is 9 ohm.        ...

Q: 1.How much energy does a 100-W electric bulb consume in two hours?

A: Energy can be defined as the ability to do work. The rate of change of energy with respect to time i...

Q: II III IV V VI 2. Five infinite parallel planes of charge have surface charge densities o, -o, o, -o...

A: The electric field produced by an infinite charged plane is always normal to the plane, and is given...

Q: 5. A circular conducting coil, with the radius R 15.0 cm, is placed in a uniform veriti magnetic fie...

A: Here the magnetic field is acting into the plane of the paper, The magnitude of the magnetic field i...

Q: 12 - Which of the following statements are not true? O A) Total charge in an isolated system is cons...

A: The principle of quantization of charge means that when the two object is rubbing, the charge is tra...

Q: Sketch the potential experienced by an α particle in the presence of a large nucleus, as a function ...

A: Coulomb's law: According to coulombs law, the force between two charge particle is directly proporti...

Q: A hypothetical monovalent metal consists of a simple cubic lattice of atoms of spac- ing a. (i) Show...

A: Given: Monovalent metal consists of simple cubic lattice of atoms of spacing a.