1. A resistor has following bands: red, brown, blue and silver. Its resistance lies between
(1) $(189 M \Omega)$ to $(231 M \Omega)$
(2) $(1.89 M \Omega)$ to $(2.31 M \Omega)$
(3) $(18.9 M \Omega)$ to $(23.1 M \Omega)$
(4) $(20 M \Omega)$ to $(22 M \Omega)$
2. Bands on a resistor have colours green, grey, brown and silver. The value of the resistance is
(1) $(470 \pm 10 \%)$
(2) $(58 \pm 10 \%)$
(3) $(580 \pm 10 \%)$
(4) $(5800 \pm 5 \%)$
3. A resistor having bands red, green and orange is connected to a potential difference of 100 V . The current through it is
(1) 4 mA
(2) 40 mA
(3) $(0.4 \mu A)$
(4) $(4 \mu A)$
4. A given resistor has the following colour scheme of the various strips on it: Brown, Black, Green and Silver. Its value is
(1) $(1.0 \times 10^{4} \Omega \pm 10 \%)$
(2) $(1.0 \times 10^{5} \Omega \pm 10 \%)$
(3) $(1.0 \times 10^{6} \Omega \pm 10 \%)$
(4) $(1.0 \times 10^{7} \Omega \pm 10 \%)$