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an engineer must design a curved exit ramp for a highway in such a way that a car exiting at the posted speed limit of
assume you wish to make a solenoid whose self-inductance is 30 mh the inductor is to have across sectional area of 120
a man walks first at a constant speed of 5ms along a straight line from point c to point d and then back along the line
a closed system is observed to have 51objects in it initially the total energy of the system is 6024 j after 88 hour
the potential difference across the terminals of a battery is v1 when there is a current of i1 in the battery from the
find how many grams of carbohydrate does a person of mass 74 kilogram need to metabolize to climb five flights of
the open circuit terminal voltage of a battery is 126 volt when a resistor r 400 ohm is connected between the
a 25 newton block rests on a horizontal surface the coefficients of kinetic and static friction between the surface and
assume the coefficient of static friction between the road and the tires on a car is 060 and the car has no negative
an 8 kilogram bullet is shot into a 4 kilogram block at rest on a frictionless horizontal surface the bullet remains
a circular loop with radius r and mass m carries a current i and is lying on a rough but considerably flat table a
a non-conducting infinitely long cylinder of radius r lies along the z-axis five very long conducting wires are located
two closely spaced circular disks form a parallel plate capacitor transferring 15 x 109nbspelectrons from one disk to
a 47-ohm-resistor can dissipate up to 025 watt of power without burning up find the smallest number of such resistors
a batter strikes a baseball moving horizontally towards him at 15 ms this ball leaves the bat horizontally at 24 ms 40o
a sled with mass 800 kilogram moves in a straight line on a frictionless horizontal surface at one point in its path
two masses m1 10 kilogram and m2 8 kilogram are accelerated by a force of 60 newton at an angle of 53o above the
in a non-conducting region voltmeter measurements show that the potential has a spherical symmetry with voltage varying
a girl is skipping rocks across a lake one of the rocks accidentally ricochets off a toy boat initially at rest in the
a diver runs horizontally off the end of a diving board with an initial speed of 185ms if the diving board is 300 meter
crossed magnetic and electric fields are established over a certain region the magnetic field is 90 t vertically
a 16 kilogram softball is pitched to you at 36 ms you hit the ball back along the similar path and at the same speed if
a ball m10 g is launched straight upward by a spring the spring was initially compressed 25 centimeter by a force of
a 460 kilogram ball moving to the right positive direction at a velocity of 160 ms on a frictionless table collides
a cannon launches a projectile at a speed of 753 ms at an angle of 600o above the horizontal evaluate how high does it