1.

Match the following devices in Column - I with their energy transformations Column - II correctly. Column - I Column - II p. Electric fan     i. Electrical to light and sound q. Electric bulb    ii. Chemical to electrical r. Petrol engine   iii. Electrical to mechanical s. Television iv. Electrical to light t. Battery      V Chemical to mechanical

A.  \[p-i,q-iv,r-v,s-iii,t-ii\]
B.  \[p-v,\text{ }q-iii,\text{ }r-i,\text{ }s-ii,\text{ }t-iv\]
C.  \[p-iii,q-iv,r-v,s-i,t-ii\]
D.  \[p-iv,\text{ }q-iii,\text{ }r-i,\text{ }s-v,\text{ }t-ii\]
Answer» D.  \[p-iv,\text{ }q-iii,\text{ }r-i,\text{ }s-v,\text{ }t-ii\]


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