NCERT 2022 | जीव जगत का वर्गीकरण - L6 | Biological Classification | Hindi Medium | Pooja Ma'm |10 AM

A triode is operating at E_(c)= -4V , E_(b) = 175 V and l_(b) =10 mA. Around this operating point, the plate characteristics are linear and the parameter values are mu =20, g_(m) =2.5 mA/V. If E_(c) is changed to -6 V with E_(b) = 175 V, the value of l_(b) is given by

1 L (M)/(10) Ba(MnO_(4))_(2) in acidic medium can be oxidised completely with (1)/(6) L of x M ferric oxalate. The volume of x is

Factorise the expressions. (i) ax^2 + bx (ii) 7p^2 + 21q^2 (iii) 2x^3 + 2xy^2 + 2xz^2 (iv) am^2 + bm^2 + bn^2 + an^2 (v) (lm + l) + m +1 (vi) y(y+z) + 9(y+z) (vii) 5y^2 - 20y - 8z + 2yz (viii) 10ab + 4a + 5b +2 (ix) 6xy - 4y + 6 - 9x