`13r+8v=47`
`22v=63-17r`
Based on the system of equations above, what is the sum of r and v?

Solve the following system of equations: 8v-3u=5u v ,\ \ \ 6v-5u=-2u v

In a series LCR circuit, V_L=V_C=V_R what is the value of power factor?

Let V_(r ) denotes the sum of the first r terms of an arithmetic progression whose first term is r and the common difference is (2r-1) . Let T_(r )=V_(r+1)-V_(r)-2" and " Q_(r )=T_(r+1)-T_(r )" for " r=1,2,"...." The sum V1​+V2​+...+Vn​ is

If A stands for +, Q stands for -, V stands for xx , R stands for div , then what is the value of the given equation ? 225 R 5 A 64 Q 13 V 6 = ?

An n-p-n transistor in a common - emitter mode is used as a simple voltage amplifier with a collector current of 4 mA. The positive terminal of a 8 V battery is connected to the collector through a load resistance R_L and to the base through a resistance R_B . The collector - emitter voltage V_(CE) = 4 V , the base - emitter voltage V_(BE) = 0.6 V and the current amplification factor beta = 100 . Calculate the values of R_L and R_B .

An n-p-n transistor in a common - emitter mode is used as a simple voltage amplifier with a collector current of 4 mA. The positive terminal of a 8 V battery is connected to the collector through a load resistance R_L and to the base through a resistance R_B . The collector - emitter voltage V_(CE) = 4 V , the base - emitter voltage V_(BE) = 0.6 V and the current amplification factor beta = 100 . Calculate the values of R_L and R_B .

Resistance R is 200 Omega and the sinusoidal alternating emf device operates at amplitude E_m =36.0 V and frequency f_d =60.0 Hz. (a) What is the potential difference v_R(t) across the resistance as a function of time t, and what is the amplitude V_R of V_R(t) ? (b)What is the current v_R(t) in the resistance and the amplitude I_R of I_R(t) ?

If V=pi r^(2)h , then r is equal to :

What is the value of R/(C_v) for diatomic gas?