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A laser beam is incident on two slits with a separation of 0.210 mm, and a screen is placed 5.30 m from the slits. If the bright interference fringes on the screen are separated by 1.60 cm, what is the wavelength of the laser light?
white light falls normally on a transmission grating with 1000 lines per centimeter. At what angle will yellow light (550nm) emerge
An external force F, with a magnitude of 16.49 N, acts on a block of mass 1.40 kg parallel to a plane, Calculate the magnitude of the frictional force acting on the body
A circuit consists of a 0.15 microF capacitor, a 600 ohm resistor, and a 70 mH inductor in series. Calculate the rms current flow
Find the equation for the acceleration of the moving body at any time.
A cart of mass M1 = 5.00 kg and initial speed = 4.00 m/s collides head on with a second cart of mass M2 = 3.00 kg at rest. find the speed of M2 after the collision
A bullet with mass m = 5:21 g is moving horizontally with a speed v = 498 m/s when it strikes a block of wood with mass M = 14.8 kg (initially at rest). What was the change in kinetic energy (J) of the bullet
A dielectric-filled parallel-plate capacitor has plate area A = 10.0cm2 , plate separation d = 5.00mmand dielectric constant k = 5.00. Find the energy U1 of the dielectric-filled capacitor
Find out the change in entropy of the system
What will the force be between these charges. What should the banking angle of the curves be so that the force of the pavement on the tires of the car is in the normal direction.
A potential difference of ?V = 12.0 V is found to produce a current of 0.40 A in a 3.2 m length of wire with a uniform radius of 0.40 cm, What is the resistivity of the wire
A 200 lbs guy wants to slide down a plastic slide 24 ft long and on a 30 degree angle, after that the slide goes horizontally for 6 feet. Taking friction into consideration, how fast would he be going down the slide.
A dentist's drill starts from rest. After 3.30 s of constant angular acceleration it turns at a rate of 2.8 x 10^4 rev/min, Determine the angle (in radians) through which the drill rotates during this period
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