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monochromatic light falls on two very narrow slits 0050 apart successive fringes on a screen 590 away are 60 apart near
a billiard ball of mass m 0150 kg hits the cushion of a billiard table at an angle of 1 600deg at a speed of v1 300
the upper falls in yosemite national park at 440 m is among the 20 highest waterfalls in the world estimate the
a comet orbits the sun with a period of 8377 years the comets distance of closest approach to the sun perihelion is
a 350-turn solenoid 28cm long has a diameter of 20cm a 19-turn coil is wound tightly around the center of the solenoid
how many ml of 0100 m hcl should be added to how many grams of sodium acetate dehydrate at 5 degrees celsius to prepare
the thrust of a rocket is a gravitational force acting on the rocket the force of the exiting fuel gases on the rocket
a force lt2000gt n acts for 02 seconds on an object of mass 24 kg whose initial velocity was lt0150gt ms what is the
an organic mixture weighing 2416 grams contains inert materials and benzoic acid the benzoic acid is extracted into
calculate the gravitational potential energy at the surface of the sun how much would the sun have to shrink each
an electron going east with speed ve 04c collides with a proton going north with speed vp 03c this collision will
describe the effect of temperature on the stability of foods with glassy nature needs to be related to food
list factors that influence the size of ice crystals and corresponding methods to control the crystal
a 140 g ball moving at 050 ms in the x-direction is subject to a 015 n force in the - y-direction for 30 s a find the
the security alarm on a parked car goes off and produces a frequency of 1020 hz the speed of sound is 343 ms as you
the time of diffusion of lighter gas is 2 and heavier is 3 if the mass of lighter one is 8 find out the mass of
superman leaps in front of lois lane to save her from a volley of bullets in a 1-minute interval an automatic weapon
a car is traveling along a road and its engine is turning over with an angular velocity of 190 rads the driver steps on
give three examples of moisture diffusion and explain how to prevent moisture diffusion in each
an organization that values employees who can assume new responsibilities quickly enabling it thereby to readily
a nearsighted person wears glasses to correct the problem the lenses in the glasses have a focal length of -411 cm and
a viscometer consists of two concentric cylinders 102 cm and 106 cm in diameter a particular liquid fills the space
a student is reading a lecture written on a blackboard the lenses in her eyes have a refractive power of 5611 diopters
a uniform 20-kn board of length l has two objects hanging from it 300n at exactly l3 from one end and 400 n at exactly