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Three jeepney left cabanatuan city central terminal towards their destinations. Jeepney 1 headed towards Bongabon which is 30 km South, Jeepney 2 headed towards San Jose 45 km 15 degrees West of North while the third jeepney headed towards Rizal which is 22 km 20 degrees East of North. Determine the magnitude and direction of the displacement of the 3 jeepneys


Experiment indicate that 13.6 ev energy is required to separate a hydrogen atom into a proton and electron, that is E= -13.6 ev; Find the orbital radius of the electron in hydrogen atom.
A water balloon was dropped from a high window and struck its target 2 seconds later. If the balloon left the person’s hand at –5.0 meters per second, what was its velocity on impact?
State the mathematical relationship between linear attenuation and mass attenuation co efficient
Dear sir it say measons combine with protons and form neutrons please explain the mechanism

two masses 26kg and 24kg are attached to the ends of a string which passes over a frictionless pulley. 26kg is lying over a smooth horizontal table. 24N is mass is moving vertically downward. find the tension in the string and the acceleration in the bodies


The speed of sound v in a medium depend on it's wave length,the Young modulus ,density of the medium use the method of dimensional analysis to derive a formula for speed of sound in a medium.
E=kgm-1s-2

Carbon-14 has a radioactive half-life of 5730 years, which means every 5730 years half the Carbon-14 in a substance goes away. If a bone started with 100 mg of Carbon-14, but only has 10 mg left when it is discovered, how old is the bone?


A mixture of acetone and water are sent through a distillation column. In one stage of the distillation column, 286 kg/h of a mixture that is 30 mass percent acetone enters and is split into two streams, a liquid and vapor stream. The vapor stream contains 74 mass percent acetone, and the liquid stream contains 18 mass percent acetone.

What is the total flow rate of the liquid stream?

It is estimated that the sun will exhaust all of its energy in about ten billion years. by that time,it will have radiated about 1.2x10 joules of energy. Express this amount of energy in kilojoules


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