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two chargeq each are kept 1m apart where should third charge be placed in order to get third charge
find time period and frequency of vibration of water level in a limb of manometer executing simple harmonic
water jet machining is an advanced method for cutting plates using a high-velocity water jet mixed with abrasive powder the jet comes out of a
explain the chemical change that take place in the conversion primary alcohols into secondary
forceforce may be defined as a push or a pull upon an object in the english system the pound 1b is used to express the value of a force for
energythe term energy may be defined as the capacity for doing work there are two forms of energy potential energy and kinetic energypotential
powerthe rate of doing work is called power and it is defined as the work done in unit time as a formula this would bepower work donetime
workin its technical sense work is the product of force and distance and work is done only when a force causes movement we can see this by the
the limit of fx as x approaches 5 is equal to 7 write the definition of limit as it applies to f at this
while the rest of the industrialized engaged in imperial wars the united states was at first reluctant why was imperialism a controversial issue for
assume the metallic ball is spherical with a diameter d 25 cm let3939s also assume it is made out of nickel which has a density of roughly 9
an ostrich can run at speeds of up to 72kmh suppose an ostrich runs 15km at the speed of 58 kmh and then runs another 15km at the speed of 29kmh what
between nitrobenzene and phenol which is more reactive towards chlorine and why upon reaction with chlorine what products can be formed from the two
the digits 1234and 5 are arranged in random orderto form a five-digit number find the probability that the number is a an odd number bless than
a car with an initial speed of 245 kmhr accelerates at a uniform rate of 098 ms2 for 56sec find the final speed and displacement of the car during
give the slope of each line and determine whether the 2 lines are parallel perpendicular or neither 4x3y9 and
when to identical cells are connected either in series or parallel across a 2 ohm resistor they send the same current through it calculate the
why they are called why they are called
what is heat atomisatin solution heat of atomisation or enthalpy of atomisation is the energy required to dissociate one mole of a given
what is the best microscope to get a detailed view of the parts inside of a preserved plant cell transmission electron microscope
contraceptive methodsthe safe and easy methods to prevent pregnancy are called contraceptive methodsi contraceptive methods followed by females are 1
fallopian tubethere are two fallopian tubes connected to the uterus one on each side of itthe ovum released from the ovarian follicle enters the
a pair of ovaries are the reproductive organs in womanthey are present just below the kidneys in the abdominal cavityeach ovary has several sac like
structure of human spermatozoonnature human sperms are minute microscopic and motilestructure each sperm have an oval shaped head piece a neck a
structure of human testisthe male reproductive system consists of a pair of testis testis are male reproductive organs and produce male gametes