A load of 30 ohms was connected to a 12 V battery. The current drawn was 0.396 A. What is the internal resistance of the battery in ohms?

Q: ure in k

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Q: n is to be replaced by an equivalent sys nd a single force, Rc acting at C. Draw

A: given:

Q: Given data : Initial velocity=3 m/s Final velocity=4 m/s Time=2 s Determine acceleration

A:

Q: Find the friction factor: Diameter, D=50 cm velocity, v=1 m/s Kinematic Viscosity=1 mm2/s Relati...

A:

Q: Problem #2. The pipe assembly is subjected to the 80 N force. Determine the moment about the points ...

A:

Q: An automobile has a brake horsepower output of 350 HP(horsepower) is designed to transmit power in a...

A: Given: Brake hoursepower=350 HP=350×746 W=261.1 KW Internal diameter→Di=3.5 inch=0.0254×3.5=0.0889 m...

Q: Q2. a) Write code to calculate the perimeter of right-angle triangle as shown in the form bellow:

A: perpendicular = L * sin ( Th) base = L* cos (Th)

Q: y. what is the change in length in mm? k for =

A: Need to find change in length.

Q: Which of the ff is the best way of dimensioning?

A: Solution: To find: Best way of Dimensioning.  

Q: Pin C is attached to rod BC and slides in the slot of rod OA. The rod BC rotates at a constant rate ...

A:

Q: A turbine is driven by a system that enters the turbine at the ff. conditions: 500 kg/h, 44 atm, 450...

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Q: When a hydrocarbon fuel is burned, almost all of the carbon in the fuel burns completely to form CO2...

A: Hydrocarbon powers can go through complete burning or fragmented ignition, contingent upon how much ...

Q: Given data : Modulus of elasticity =Bulk modulus Determine Poissons ratio

A:

Q: Explain the hydraulic cycle in nature with the help of a neat sketch, indicating its various phases.

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Q: 36. The general form of the continuity equation that is independent of the coordi- nate system and a...

A: ∂ρ∂t+∂ρu∂x+∂ρν∂y+∂ρz∂z=0Now the mass flux terms ρυ,ρν and ρzUnit for ρυ=kg/sm2

Q: Determine the yield strength of a material required such that the component would not fail when subj...

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Q: Given data : Force=3 N Work done=18 Joule Determine displacement

A:

Q: The bell crank, which is in equilibrium under the forces shown in the figure, is supported by a 25-m...

A: To calculate the reaction forces in the pin joint, the three equations of statics can be used which ...

Q: The temperature at which the vapor pressure of a liquid equals the external pressure is known as? Se...

A: Vapour pressure determines the tendency of a liquid to change into its vapour phase.

Q: A soccer referee inflates a soccer ball to the standard required measured pressure for a game of 90k...

A:

Q: Given data : Force=3 N Work done=18 Joule Determine displaceme.

A: Given:Force, F=3 NWork done, W=18 Joule

Q: A copper rolled wire 10 m long and 1.5 mm diameter when supporting a weight of 350 N elongates 18.6 ...

A: Given data,  ∆L= 18.6 mm  P=350N  D= 1.5 mm  L= 10 m = 10000 mm 

Q: A rectangle has: length (parallel to the x - axis) of 120mm and width (parallel to the y - axis) of ...

A:

Q: A pressure gauge attached to a pipe is reading 180 kPa at a mountain where the atmospheric pressur...

A:

Q: Given data : Force=3 N Work done=18 Joule Determine displacement

A: Work done the product of force and displacement in the direction of force applied.  

Q: Given: Tdb = 46°C , RH = 30% Determine the air properties using the psychrometric chart (show solut...

A: To find  : air properties using psychrometric chart, plot them and make projections of them

Q: 1. Find the air horsepower of an industria

A:

Q: Determine the angles made by the vector V - 30i - 50j with the positive x- and y-axes 0x = 44.9°, 0,...

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Q: A balanced rigid disc mounted on a rigid rotor has four identical point masses, each of 10 grams, at...

A:

Q: Q1) Proposed to develop high rise office building, which it has 20 storey. Level 2 until level 9 are...

A: Cooling (frequently alluded to as air on, AC or A/C) is the most common way of modifying the propert...

Q: Draw the three planes of the geometric diagram

A:  According to the details provided in the question, we need to calculate the orthographic view 

Q: The two forces shown act at point A of the bent bar. Determine the resultant R of the .two forces

A: Option second is correct. 

Q: 600 kg 200 kg/m VA 4 m R, R.

A:

Q: As shown in the figure below, determine the internal loadings at point C. В 0.1' m 0.5 m A -0.75 m -...

A:   Apply Equilibrium Conditions for fbd

Q: The motion of a particle is defined by the relation x = t^3 - 9t^2 + 24t - 8, where x and t are expr...

A: The displacement traveled per unit time is known as the velocity, it is the vector quantity that mea...

Q: Q17. As shown in the image below, the 0.5-kg ball strikes the rough ground and rebounds. The directi...

A:

Q: Prof. K. took a Tesla Model S for a test drive. The car weighs 4,500 lb and can accelerate fra 0 to ...

A: Given:Weight of car, W=4500 lbVmax=60 mph1 mph=0.44704 m/sVmax=26.8224 m/stime taken, t=2.27 s

Q: An untwisted wing uses the same distribution can be considered ell

A:   we know thatCLα=4αM2-1Aspect ratio=b2s=302150=900150=6also ,CLα=2Laρv2where, L=lift force         ...

Q: Air flows isentropically. Using the below table and find the divergent exit temperature, and pressur...

A: Write the given data. At entry,Ma=0.4A=0.2 m2P=1 MPa T=300 KAt exit,Ma=2

Q: Calculate the lift and moment coefficients using thin airfoil theory approximations for a range of a...

A: Thin airfoil theory Thin airfoil hypothesis is a direct theory of airfoils that relates approach to ...

Q: ᴄᴀʟᴄᴜʟᴀᴛᴇ ᴛʜᴇ Qᴜᴀɴᴛɪᴛʏ ᴏꜰ ʜᴇᴀᴛ ᴄᴏɴᴅᴜᴄᴛᴇᴅ ᴘᴇʀ ᴍɪɴᴜᴛᴇ ᴛʜʀᴏᴜɢʜ ᴀ ᴅᴜʀᴀʟᴜᴍɪɴ ᴄɪʀᴄᴜʟᴀʀ ᴅɪꜱᴄ 127 ᴍᴍ ᴅɪᴀᴍᴇᴛᴇ...

A:

Q: A strip of thickness 40 mm is to be rolled to a thickness 20 mm using a two-high mill having a rolls...

A: Given Data: Roller diameter, D=200 mm

Q: 32. Water at 100 F is pumped at a rate of 125 gpm to a reservoir 50 ft higher. The pipe length is 20...

A: Water temperature, T=100 FWater flow rate, Q=125 gpm=125448.83 ft3/s=0.2785 ft3/s        1 ft3/s=448...

Q: In a simply-supported beam loaded as shown below, the maximum bending moment in N-m is 1000 mm

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Q: Why does a turbine blade which breaks during the operation of an aeroengine need to be contained wit...

A: During the operation of aerodynamics there is very high speed in very very high altitude. If the bro...

Q: Given problem: A perfect gas has a value of R= 319.2 J/kg.K and k= 1.26. If 120 kJ are added to 2.2...

A: Given data: R=319.2 K/kg.Kk=1.26QAdd=120 kJm=2.27 kgT1=32.2°C Need to determine the value of T2 , th...

Q: There are 10 m^3/s of air-vapor mixture at 25C, 20Cwb heated until its final temp is 35 C. Determin...

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Q: A hydrodynamic journal bearing is subject to 2000 N load at a rotational speed of 2000 rpm Both bear...

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Q: 10 kN 3 kN/m A 3 m

A:

Q: Describe two scales in Vernier Caliper?

A: Vernier caliper instrument is mainly used for taking accurate linear measurements. Vernier caliper i...

Numerical Calculations

In the mid-20th century, the availability and the growth in power of digital computers led to the increase in the mathematical model in the field of engineering and science. The analysis of these detailed models needs to be increased.