Physics, 11.08.2021 05:00 laurencollett4838
The are of cross section of the end A is 0.01 m2
, and the area of cross section at the end B is
0.1 m2
. If 100 N force is applied on the piston A, Score:3
a) Find out the pressure exerted in the liquid?
b) Find out the force acting on the piiston at the end B?
Answers: 3
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A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n
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The period of a pendulum varies directly as the square root of the length of the pendulum and inversely as the square root of the acceleration due to gravity. find the period when the length is 144 cm and the acceleration due to gravity is 980 cm per second squared, if the period is 7pi seconds when the length is 289 cm and the acceleration due to gravity is 980 cm per second squared.
Answers: 2
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An air-filled capacitor is formed from two long conducting cylindrical shells that are coaxial and have radii of 26 mm and 103 mm. the electric potential of the inner conductor with respect to the outer conductor is - 700 v (k = 1/4πε 0 = 8.99 × 109 n · m2/c2) the energy stored in a 1.0-m length of this capacitor is closest to
Answers: 1
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Atorque acting on an object tends to produce a. equilibrium b. rotation c. linear motion d. velocity e. a center of gravity
Answers: 2
The are of cross section of the end A is 0.01 m2
, and the area of cross section at the end B is
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