General Physics IIVectorIf the vectors in the figure satisfy |u|=|v|=1 and u + v + w=0, what is |w|=?
General Physics IIVector In the figure, the tip of c and the tail of d are both the midpoint of QR. Express c and d in terms of a and b
General Physics IIElectric chargesAn attractive force of 1500N exist between a +900nC charge and another charge. The two charges are separated by 50mm. What is the...
General Physics IIElectric chargesA force of 500N exist between two identical point charges separated by a distance of 40cm. Calculate the magnitude of the two point charges.
General Physics IIElectric charges and forcesThe force on two positive charges of magnitudes 5µc and 12µc is 100N. What is the distance between the two charges in cm?
General Physics IIElectric chargesCalculate the force between two point charges of 10µc and -20µc separated by a distance of 25cm.
General Physics IIGeneral Physics-Electric chargesTwo like charges of 8µC are held a distance of 25m apart. What force of repulsion exists between them
General Physics IIGeneral Physics-Electric chargesConsider a proton (mp=1.67x10-27 kg; qp=+1.60x10-19 C) and an electron (me=9.11x10-31 kg; qe=-1.60x10-19 C) separated by 5.29x10-11 m....
ElectronicsTransistor9.In the circuit shown in the figure, the BJT has a current gain (β) of 50. For an emitter – base voltage VEB = 600 mV, calculate the...
ElectronicsDiodes10. Determine the current flowing through 3Ω and 4Ω resistors of the circuit given below. Assume that diodes D1 and D2 are ideal diodes.
ElectronicsBoolean expressions7. Prove the following Boolean expressions using the laws and theorems of Boolean algebra. i) (A+B) (A+B) = A ii) A(A+B) = AB iii) (A+B)...