I. 6x² - 49x + 99 = 0 6x² - 27x - 22x + 99 = 0 3x(2x – 9) - 11 (2x – 9) = 0 (3x – 11) (2x – 9) = 0 x = 11/3 , 9/2 II. 5y² + 17y + 14 = 0 5y² + 10y + 7y + 14 = 0 5y(y + 2) + 7(y + 2) = 0 (5y + 7) (y + 2) = 0 y = - 2, 7/5 Hence x > y.
What is the work done by a centripetal force on an object moving in a circular path at constant speed?
Which of the following statement is correct?
I. Friction is caused by the irregularities on the two surfaces in contact
II. Friction is a necessary evil
A pond of water appears less deep due to –
Speed of light will be maximum in which of the following mediums?
Which of the following statement is correct?
I. The incident ray, the normal at the point of incidence and the reflected ray all lie in the sa...
Which of the following rays are not deflected by a magnetic field?
Lux is the SI unit of -
Newton’s second law of motion primarily explains which of the following?
The dimension of which of the following is the same as that of impulse?
A beam of light consisting of two wavelengths, 600 nm and 420 nm, is used to obtain interference fringes in a Young’s double-slit experiment. Find...