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Light of 650 nm is incident on two slits. A maximum is seen at an angle of 4.10 degrees and a minimum of 4.78 degrees. What is the order m of the maximum and what is the distance d between the slits?
A stationary motion detector sends sound waves of frequency0.135 MHz toward a truck approaching at a speed of 49.2 m/s. What is the frequency of the waves reflected back to the detector?
An induced emf of 12V is produced when a 350 loop coil, ofradius 4.2cm is placed perpendicular to a magnetic field and turn90deg in 0.08s. calculate the intensity of the megnetic field
Four equal charges, q=4.35C, of mass m 4.35kg are at the corner of a square of side L=0.0237m. If an equivalent charge of the same mass is placed at the origin, what is its speed at any time after it is released
A 2.5 m-long pendulum is released from rest when the support string is at an angle of 20° with the vertical. What is the speed of the bob at the bottom of the swing?
an object fired at an angle of 36.5 degrees above the horizontal takes 1.58 s to travel the last 16.5 m of its vertical distance and the last 12.8 m of its horizontal distance
A 66 cm long, 0.8 mm diameter steel guitar string must be tightened to a tension of 2100 N by turning the tuning screws. By how much is the string stretched
The electric field intensity between two parallel plates separated by 25mm is 8000 N/C. How much work is done by the electric field in moving a -2uC charge from the negative plate to the positive plate?
A rocket is launched at an angle of 57.0° above the horizontal with an initial speed of 99 m/s. The rocket moves for 3.00 s along its initial line of motion with an acceleration of 30.0 m/s2. At this time, its engines fail and the rocket proceeds ..
Two cars cover the same distance in a straight line. Car A coversthe distance at a constant velocity. Car B starts from rest andmaintains a constant acceleration. Both cars cover a distance of 560 m in 213 s. Assume that they are moving in the +xd..
A(n) 19_kg object floating in water has 0.24 of its volume above the surface of the water. What is the volume of the object
In a double-slit experiment, two coherent wavelengths of light, 425 nm and 510 nm, illuminate the slits of separation is 1.75 mm and a screen located 5 m away from the double-slit system, the bright fringes of diffraction patterns from both light sou..
Two blocks connected by a string are on a horizontal frictionless surface, How much time is required for the hanging weight to fall 10.0 cm if it starts from rest
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