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a submarine is submerged to a depth of 650 ft in the atlantic ocean find the air pressure in psi needed to blow water
a drop of water on a countertop reflects light from a flowerheld 35 cm directly above it the flowers diameter is 25 cm
a 504-g bullet is shot through a099-kg wood block suspended on a string200 m long the center of mass of the block rises
the angular speed of a propeller on a boat increases with constantacceleration from 109 rads to 240 rads in 220
the drive train of a bicycle includes wheels 673 cm indiameter and pedal cranks 175 cm long the cyclist pedals at
a 100-v battery is connected to a 120-ohm resistor ignoring the internal resistance of the battery calculate the power
a disk of mass m and radius r rolls back and forth on avertical track of radius aa write the langrangian for the
after you pick up a spare your bowling ball rolls withoutslipping back toward teh ball rack with a linear speed of v
a wedge of mass m and angle alpha is resting on africtionless horizontal plane a rectangular box of mass m is onthe
give characteristic absorptions values in cm-1 for absorptions by each of the following functional groupsa alcoholsb
a puck of mass 8 kg moving at 8ms strikes an identical puck that is stationary on frictionlessice after the collision
an ice cube is placed in a microwave oven suppose the ovendelivers 97 w of power to the ice cubeand that it takes 32170
after hitting a long fly ball that goes over the rightfielders head and lands in the outfield the batter decides tokeep
a 25 kg projectile is fired by accelerating it with anelectro magnetic rail on the earths surface the rail makes a
consider the reaction between mercury iodide hg2i2 and sulfur yielding mercury hgs sulfide and iodine divalent molecule
a wire of resistance 70 isconnected to a battery whose emf is 20 v and whose internal resistance is 10a how much
a 128 g bulletis fired horizontally into a 93 g woodenblock initially at rest on a horizontal surface afterimpact the
consider the reaction of phosphorus and nitric acid determine how the oxidation number of phosphorus changes during
a large 11 kg fish moving east at 2ms swallows a small 1 kgfish moving west at 7ms toward itwhat is the total momentum
a in this experiment it is important that the benzaldehyde used should be pure benzaldehyde is easily oxidized by air
given two masses m1 18 kg and m2 12 kg m1 is moving with avelocity v1 colliding with m2 which is suspended by a string
kevin have a mass of 87 kg and is skating with in-lineskates he see his 22 kg younger brother up aheaed standing on
a concentration cell consists of two h2h half cells half cell a has h2 at 087 atm bubbling into 020 m hcl half cell b
draw the condensation reaction that would form the dipeptide met-ile from the amino acids methionine and isoleucine
a 40-kg projectile leaves a 2000-kg launcher with a speed of400 ms what is the recoil speed of the