নিম্নলিখিত সমীকরণগুলি সমাধান করুন: (t)/(5)=10। 8 | একটি ভেরিয়েবলে রৈখিক সমীকরণ গণিত | ছাত্র বন্ধু...

If [t=(4)/(5)+(4.6)/(5.10)+(4.6.8)/(5.10.15)+....oo], then the value of 9t= .....

The phase difference between two SHM y_(1) = 10 sin (10 pi t + (pi)/(3)) and y_(2) = 12 sin (8 pi t + (pi)/(4)) to t = 0.5s is

If A and B are two events such that P(A)=4/5, a n d\ P(AnnB)=7/(10), t h e n\ P(B//A)= 1//10 b. 1//8 c. 7//8 d. 17//20

If e^(f(x))=(10+x)/(10-x),x in (-10 ,10)a n df(x)=kf((200 x)/(100+x^2)),t h e nk= (a) 0.5 (b) 0. 6 (c) 0.7 (d) 0.8

State which of the following are equations (with a variable). Give reason for your answer. Identify the variable from the equations with a variable . (a) 17 = x + 7 (b) (t - 7 ) > 5 (c) 4/2 = 2 (d) (7 xx 3) -19 = 8 (e) 5 xx 4 - 8 = 2 x (f) x - = 0 (g) 2 m 24 (n) 20 = (10 - 5) = 3 xx 5 (o) 7 - x = 5

A carrier signal C(t)=25 sin(2.512xx10^(10)t) is amplitude modulated by a message signal m(t)=5 sin(1.57 xx 10^(8)t) and transmitted through an antenna. What will be the bandwidth of the modulated signal ?

The velocity of light in glass whose refractive index w.r.t, air is 1.5 is 2 xx 10^(8) m//s . In a certain liquid, the velocity of light is found to be 2.5 xx 10^(8) m//s . The refractive index of the liquid w.r.t. air is

If two SHMs are repersented by y_(1) = 10 sin (4 pi + pi//2) and y_(2) = 5 (sin 2 pi t +sqrt 8 cos 2 pi t) , compare their amplitudes .