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20) total R = distance * resistance per unit length = 100 * 0.5 = 50 ohm
I = 1000 A for whole wire
Power loss = I^2R = (1000)^2 * 50 = 5 * 10^7 J
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Write neat please. Show step by step please. Read instructions carefully. Box in answer please. Thank you Problem 4 (20 points) A right-angled steel bracket is fixed to a vertical wall as shown. A force of 1000 N acts on the free end of the bracket at an angle of 30° from the horizontal Determine the moment of the force about the point B. COON - 200 mm
Write neat please. Show step by step please. Read instructions carefully. Box in answer please. Thank you 1. Determine if each function below is 1-1 or not by sketching a graph. (a) f (x) = -3x + 2 (b) g(x) = x3 + 8 (c) h(x) = Vx – 5 (d) p (x) = 3x2 + x - 6
Write neat please. Show step by step please. Read instructions carefully. Box in answer please. Thank you 3. 2P 200 R of the Rand 200N Determine the magnitude of the resultant forces shown and the angle between the horizontal line. 30 100N 130
Write neat please. Show step by step please. Read instructions carefully. Box in answer please. Thank you Find the magnitude and direction of the magnetic field B,, for the protons to Calculate the magnitude and direction of the magnetic B2 for protons to move in (a) emerge from the slit with a velocity of 1 x 10 m/s. (b) a semicircle and arrive 9 cm to the right of the velocity selector. Calculate the total flux enclosed by the semicircular...
Write neat please. Show step by step please. Read instructions carefully. do all problems please. double check your work. Box in answer please. Thank you Question 37 1 pts Compared to a single lamp connected to a battery, two identical lamps connected in series to the same battery will carry less current. the same current. O more current. Question 38 1 pts If a compass is moved from the northern hemisphere to the southern hemisphere, its magnetic needle will change...
Write neat please. Show step by step please. Read instructions carefully. Box in answer please. Thank you (a What is the totalux through the cold the start the s tance from the wire? What is the expression for the induced in the cold What is the magnitude and direction of the induced current in the con What is the magnitude and direction of the force on the side of this near the long wire? c) Chapter 28 for you. torrono...
Write neat please. Show step by step please. Read instructions carefully. Box in answer please. Thank you 20 Q.11 When at rest a proton experiences a net electromagnetic force of magnitude 8.0 x 10" N pointing in the positive x direction. When the proton moves with a speed of 1.5 x 10 m/s in the positive y direction, the net electromagnetic force on it decreases in magnitude to 7.5 x 10" N still pointing in the positive x direction Find...
Write neat please. Show step by step please. Read instructions carefully. Box in answer please. Thank you We were unable to transcribe this imageChapter 28 for you. torrono FB = q vxB FB = q vB sin o r =mv qB VB Rm K=mv2 = open 1_2 21 21 vwqB EF =qE + qvxB VE m_rB, B k 1 mv2_qBR qE FB = |LXB Tmax = 1 AB Tmax = 1 A x B = uxB = IA U=-.B EH...
Write neat please. Show step by step please. Read instructions carefully. Box in answer please. Thank you Q TO TWO infinitely long solenoids (seen in cross-section) thread ach the figure. The magnitude of B inside each is the same and is increasing rate of 100 T/s What is the magnitude and direction of current in each resor 0.50m -0.50m B. 35.00 6.00 C ) 3.00 3.00} =0.15 m 1,-0.10 m Chapter 28 for you. torrono FB = q vxB FB...
Write neat please. Show step by step please. Read instructions carefully. Box in answer please. Thank you Chapter 28 for you. torrono FB = q vxB FB = q vB sin o r =mv qB VB Rm K=mv2 = open 1_2 21 21 vwqB EF =qE + qvxB VE m_rB, B k 1 mv2_qBR qE FB = |LXB Tmax = 1 AB Tmax = 1 A x B = uxB = IA U=-.B EH = V.B AV - Ed =...