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A train is at rest and you are driving toward it at 50 m/sec when it emits a pitch of 1500 Hz, with what frequency will you hear the pitch?
If a train is moving toward you and at a speed of 50 m/sec and emits a whistle sound of pitch 1500 Hz, what will be the frequency with which you hear the pitch?
What is the mass of each ore in atomic mass units?
Hematite Fe2O3
pyrite FeS2
Two tigers are born at the zoo each year for 2 years.
a tiger is male or female
a) list the possible outcomes for the births after 2 years
A C program that contain conditional statement, loop statement, and functions.
Make it simple plz
A manger wants to install a rectangular notice board, ABCD, with area 1600cm^2, in the office meeting room. The notice board is to be subdivided by two thin strips of red tape AC and PQ, where PQ is parallel to AB, the shorter side of the rectangle. The length of red tape is to be a minimum. Determine the dimmensions of the notice board.
What is the current through resistor 2,when the circuit is a square, and the rest of the sides have resistances of 3.
Math
Given the saving funstion S = -10 + 0.2Y and autonomous investment I = Rs.50 cores
i) Find the level of consumption
ii) If investment decreases permanently by Rs.5 crore, what is the new level of consumption.
The circle has diameter RS where R is (-3,2) and S is (3,2). Find the equation of the circle.
(Equilibrium) Consider the following graph in which demand and supply are initially D and S, respectively. What are the equilibrium price and quantity? Id demand increases to D’, what are the new equilibrium price and quantity? What happens if the government does not allow the price to change when demand increases?
