Consider an EV with mass = 1500 kg and mu_r (rolling resistance coefficient) = 0.015. Assume linear inertial mass to be zero and the cumulative drive-line efficiency to be 82%. Neglecting the aerodynamic force and when the road gradient is 7.5%. The vehicle speed is 36km/h.

Q: A field is given as E = 2xz?a, + 2z(x² + 1)a,. Find the equation of the streamline passing through t...

A:

Q: A wheel of radius 10 cm can rotate freely about its centre as shown in figure (10.9). A string is wr...

A:

Q: How much force does a 5 C charge experience in a region of uniform electric field E = 100 N/C?

A: Given that : The magnitude of the charge is given as q = 5C. The magnitude of the uniform electric f...

Q: Prove that the vector A = 3y*z?i+ 4x³z²j – 3x²y²k at (1,1,-6) is solenoidal. |

A:

Q: A ray of light originates inside the glass filled with water, as shown in the figure. It travels thr...

A: Given data n1=1.33n2=1.5n3=1 Here n represents the refractive index. The incident angle is θ1=37° We...

Q: A body dropped from a height H reaches the ground with a speed of 1:2 vgH. Calculate the work done b...

A:

Q: O During monsoon season, a rescue boat is cruising at a speed of 15ms-l in the direction shown in Fi...

A: Given: Velocity of boat = Velocity of water = 

Q: An amplifier has a mid-frequency gain of 100 and a bandwidth of 200 kHz. What will be the new bandwi...

A:

Q: Problem 2. Calculate the wavelength of light emitted in the 2P2 1S/2 transition of the real hydrogen...

A: Given,Transition from 2P1/2→1S1/2

Q: Determine the magnitude of the electrical force

A: The question comes under coulomb force. Question 2 is not a subpart of Question 1. So should e asked...

Q: Question 4: Raindrops fall 1800 m from a cloud to the ground. (a) If they were not slowed by air res...

A:

Q: Use the divergence theorem to find the outward flux | (F. n) ds of the given vector field F. F- xy'i...

A: From divergence theorem: ∮F.n⏞dS = ∫∬(∇·F) dxdydz

Q: A block slides down a curved frictionless track and then up an inclined plane as in the figure. The ...

A:                 According to work done theorem, we know that                      Wfriction = Δ M.E....

Q: For a semi-infinite half space, determine and plot the loading (shown in the figure as ????) if you ...

A:

Q: 5.

A: For a given vector field the flow rate of the fluid can be estimated using the divergence theorem: F...

Q: Can someone please show me Reflection in physics and how to do it step bye step as well as what to p...

A: In physics, the change in direction of a wave front at the interface between two different media, bo...

Q: 3.71 Two hemispheric shells are perfectly sealed together, and the internal pressure is reduced to 2...

A: Internal pressure is reduced to the 25% of the atmospheric pressure. Atmospheric pressure is, 101.3 ...

Q: 3. A fluid enters with a steady flow of 3.8 kg/s and an initial pressure of 690 kPa, density of 3.2 ...

A: As given, Mass of fluid per time, m=3.8 kgs Initial pressure, P1=690 kPa=690×103 Pa Initial density ...

Q: 2. The equation for a wave travelling in x-direction on a string is y - (3-0 cm) sin[(3-14 cm )x- (3...

A:

Q: Imagine that it were possible to construct a combination spacecraft and time machine, for the purpos...

A: During accretion phase small bits of matter are attracted toward an object due to gravity and stick ...

Q: In sports Define the following: what is flexibility? What is agility? What is endurance? What is bal...

A: Flexibility- It is the range of the motion that happens to be around joints of the body. Good flexib...

Q: 2, In an L-R-C series circuit, the rms voltage across the resistor is 30.0 V, across the capacitor i...

A: The rms voltageVrms of the source. Given, Voltage across the resistorVRrms=30.0 VVoltage across the ...

Q: A block slides down a curved frictionless track and then up an inclined plane as in the figure. The ...

A:

Q: 10. Find the work done by the force field F = 2xy i + (x² – z²)j – 3xz²k on a particle that travels ...

A:

Q: If light of wavelength 600 nm falls on a rectangular slit 0.0400 mm wide, what is the angular positi...

A: Given, wavelength λ = 600 nm = 6 × 10-7 m   Slit width d = 0.0400 mm = 0.0400 × 10-3 m          Orde...

Q: Light passes from air into ice with part of the ray reflected and part refracted. The reflected and ...

A:

Q: An 82 kg diver jumps from a 6.5 m high platform. What is their velocity just before they hit the wat...

A: Mass of driver m = 82  kg    Height of platform h = 6.5 m

Q: Calculate the Born approximation to the differential and total cross actions for scattering a partic...

A:

Q: and is given an initial velocity in the positive direction. The phase constant, o. of the angular di...

A: Given Data The initial angle of bob is:θ(0)=+θmax2 To find: The phase constant ϕ Now as we know th...

Q: 7-E) A table for sorting seeds requires a reciprocating motion with a stroke of 3.0 mm and a frequen...

A: Frequency, 10 to 100 Hz Total mass of table and shaker,75 kg F=mgF=75×9.8F=735 N

Q: I need correct and step-by-step answers with clear handwriting ASAP. Thank you. M1 H M2 |Bell) Figur...

A:

Q: Memaining Time 24 minute 31 secnnds Question Cempletion Statu Det the magtate of the nomal retion at...

A: Hence the answer..

Q: 3. The same liquid as in Problem 4.6 is stirred in a conducting chamber. During the process 1.7 kJ o...

A:

Q: The half-life of radioisotope X is 10 days. A sample gives an initial count rate of 440 counts per s...

A: Half-life t1/2 = 10 days Initial count rate No = 440 counts per second  time t = 30 days    

Q: A 1020 kg car is pulling a 285 kg trailer. Together, the car and trailer have an acceleration of 2.0...

A:

Q: Find the magnitude of the magnetic field B generated by a ring at a point x away from the center of ...

A: We have a circular loop carrying current I and having radius R, we have to find the magnetic field a...

Q: There are two conductors that carry a current I= 100 A, in the direction from left to right. One of ...

A:                  Given:                                     I=100Aa=10cmL= 3aUsing:B=μI4πDF=IL×B

Q: An egg of mass 50g is in the stiff box of mass 300g. surrounded on all sides by padding that constra...

A: Mass of the egg m = 50 g = 0.050 kg Mass of the box M  = 300 g = 0.300 kg Force F = 4.61 i + 2.80 j ...

Q: 15-mF capacitor and a 30-mF capacitor are connected in series, and charged to a potential difference...

A:

Q: A uniform surface charge distribution with ps charge density is located at the flat surface defined ...

A:

Q: Three uniform sheets of charge are located in free space as follows: 2µC/m² at x = -3, -5µC/m² at x ...

A: Given, ρ1= 2μC/m2 at x=-3=2×10-6 C/m2ρ2= -5μC at x=1=-5×10-6 C/m2ρ3= 4μC/m2 at x= 5=4×10-6 C/m2point...

Q: a) A DC power line for a light-rail system carries 950 A at an angle of 29.9" to the Earth's 4.96 ×1...

A:

Q: 3.57 As shown, water (15°C) is in contact with a square panel; d = 1 m and h = 2 m. a. Calculate the...

A: Given data: The depth, d=1 m The height, h=2 m   1 Calculate depth of the centroid as below. z=d+h2=...

Q: The function of a wave on a stretched string is given by: y(x,t) = 0.4 sin(wt - kx + ) where x is in...

A:

Q: 2. A 20 kg box is dragged across a level floor with a force of 100 N. The force is applied at an ang...

A:

Q: part c A.) From the roof top of a 5m-high apartment, Lee saw a zombie 20 m away. Luckily there is a ...

A: To Find : Check whether the ball reach the Zombie in the two cases.  A.) From the roof top of a 5m-h...

Q: A transistor used in a common base amplifier has the following values of h-parameters: h,ib=280, hb=...

A:

Q: 53. A closed pipe 3 ft long, compute the 6th harmonic if air temperature is 80°F. a.627.92 Hz b. 124...

A: Given, length of the closed pipe= 3 ft=0.9144 mnumber of harmonics = 6thT= 80 °F= 26.67 C

Q: Question 2 The Poynting vector on the front surface of a small cube is equal to S = 7 mW/cm? as show...

A:

Q: Two forces F, = (74.87î – 40.73ĵ) N and F, = (27.41î – 72.943) N are exerted on a particle. The part...

A: Given: F1→ =74.87i^-40.73j^ NF2→ =27.41i^-72.94j^ NMass of the particle = 13.61 kg