Exercise 31.6 Hints: Getting Started | I'm Stuck A coil of area 0.115 m2 is rotating...
A flat coil enclosing an area of 0.29 m2 is rotating at 56 rev/s, with its axis of rotation perpendicular to a 0.23 T magnetic field. (a) If there are 1030 turns on the coil, what is the maximum voltage induced in the coil? V (b) When the maximum induced voltage occurs, what is the orientation of the coil with respect to the magnetic field? The plane of the coil is at a 56° angle to the magnetic field.The plane...
A flat coil enclosing an area of 0.18 m2 is rotating at 65 rev/s, with its axis of rotation perpendicular to a 0.22 T magnetic field. 1. If there are 1075 turns on the coil, what is the maximum voltage induced in the coil? 2. When the maximum induced voltage occurs, what is the orientation of the coil with respect to the magnetic field? a. The plane of the coil is perpendicular to the magnetic field. b. The plane of...
#9
9- A flat coil enclosing an area of 20 cm* 30 cm is rotating at 60 rev/sec, with its axis of rotation perpendicular to a 0.5 T magnetic field. (a) If there are 2000 turns on the coil, what is the maximum induced voltage in the coil. What is the instantaneous voltage at t= 1/32 second.
EXERCISE HINTS: GETTING STARTED I'M STUCK! If the object-spring system is described by x = (0.315 m) cos (1.00t), find the following. (a) the amplitude, the angular frequency, the frequency, and the period rad/s Hz (b) the maximum magnitudes of the velocity and the acceleration max = m/s m/s2 a max = (c) the position, velocity, and acceleration when : = 0.250 s x = v = m/s m/s2
EXERCISE HINTS: GETTING STARTED I'M STUCK! Suppose the current suddenly increases to 1.93 A in the same direction as before, due to an increase in speed of the bar. (Use the information from the PRACTICE IT part.) (a) Find the emf induced in the rod. Enew = (b) Find the new speed of the rod. Vnew m/s Need Help? Read Show My Work (Optional)
4. A 500-turn circular coil with an area of 0.050 0 m2 is mounted on a rotating frame, which turns at a rate of 20.0 rad/s in the presence of a 0.050-T uniform magnetic field that is perpendicular to the axis of rotation. What is the instantaneous emf in the coil at the moment that the normal to its plane is at a 90.0 angle to the field? a. zero b. 12.5 V c. 21.6 V d. 25.0 V
EXERCISE HINTS GETTING STARTED I'M STUCK! Suppose a certain jet plane creates an intensity level of 129 dB at a distance of 5.71 m. What intensity level does it create on the ground directly underneath it when flying at an altitude of 2.24 km?
A square coil of 500 turns and an area of 400 cm^2 is mounted on a rotating frame, which turns at a rate of 30 rad/s in the presence of a 2T uniform magnetic field that is perpendicular to the axis of rotation. What is the instantaneous emf in the coil at the moment that the normal to its plane is perpendicular to the field?
Exercise 15.2 Hints: Getting Started | I'm Stuck Three charges lie along the x-axis. The positive charge 91 = 11.38 C is at x = 1.98 m, and the negative charge 42 -1.59 C is at the origin. Where must a positive charge 43 be placed on the x-axis so that the resultant force on it is zero? x - 21.105 X m Becaus Enter a number. Te, 1921 < 1911, and 1F13x1 = 1F23xl. 93 will be to the...
answer both for good rating
A square coil of wire of side 2.50 cm is placed in a uniform magnetic field of magnitude 1.50 T directed into the page as in the figure shown below. The coil has 35.0 turns and a resistance of 0.780 2. If the coil is rotated through an angle of 90.0° about the horizontal axis shown in 0.335 s, find the following. Rotation axis X X X X X X X X (a) the magnitude...