QUESTION 5 Consider a portion of a current-carrying wire as shown in the figure at right with the current direction as indicated. In determining the magnetic field at point P what will be the direction of † ? Р into the page in the same direction as the current out of the page towards point P to the left
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6a: Use I1 = I2 = 13 = 4 A, D = 0.5 m and L = 1.2 m. Find the magnitude and direction of the magnetic field at point A. b: Find the magnitude and direction of the field at point B. B
3. 20 points] Polarization A beam of light traveling along Z axis in the laboratory coordinate system traverses a half-wave with the fast axis aligned along X direction. How does the polarization state of the beam of light change if it was originally a), linearly-polarized light with the electric field vector oriented at an angle -30° with respect to the...
1. A positive ion of charge 1 uC with a weight of 2 x 10-6 kg is released from the positive plate of a capacitor. When it reaches the negative plate, it has achieved a velocity of v = 100 m/s. Calculate the following: (6 marks total) a. What is the potential difference between the two plates? (2 marks) b....
a) Consider two separate
systems, each with four charges of magnitude q arranged in a square
of length L as shown above. Points a and c are in the center of
their squares while points b and d are half way between the lower
two charges. Select true or false for each statement. The electric
potential at b is zero....
Both in class and in Knight (p. 633) it was shown that the electric field of an electric dipole far along the dipole axis is given by 2kp In the second problem of PS2 (Knight Chapter 23, Problem 3) you determined the electric field of a specific electric dipole at a specified point along the bisecting plane of the dipole....
The diagram shows the cross sections of equipotential surfaces at various distancelx from point 0 in an electric field. V (V) 60 55 50 45 x (cm) 20 40 6080 (a) (b) (c) (d) (e) Explain whether the electric field is uniform. Find the magnitude of the electric field strength. What is the direction of the electric field? What is...
Differentiated Bertrand competition versus price leadership. The demand for two brands of laundry detergent, Wave (W) and Rah (R), are given by the following demands: Qw =80–2pW +pR QR =80–2pR +pWThe firms have identical cost functions, with a constant marginal cost of 10. The firms compete in prices. (a) What is the best response function for each firm? (that is,...
Standing Waves in a Pipe - Both Ends Open Pattern (a) Pattern (b) Pattern (c) Pattern (d) The above figure shows standing wave patterns in a pipe whose left end is closed but the right end is open in all the patterns, the length of the pipe L = 2.10 m. The speed of sound in air is 343 m/s....
A point charge is placed near an infinite sheet of charge and the amount of the electric force on the charge due to the sheet is 31.6 Newtons. If it is moved twice as close to the sheet, what is the amount of the electric force acting on the charge in Newtons?