A capacitor acquires a charge of 0.002 C when connected across a 50 V battery, its capacitance is a. 1 mu F b. 2 mu F C. 4 mu F d. 40 mu F A parallel-plate capacitor has a capacitance of 50 pF in air and 110 pF when immersed in turpentine. The dielectric constant of turpentine is
a. 0.45
b. 0.55
c. 1.1
d. 2.2
