Q.Match List-I with List-II and select the correct answer using the code given below the lists. List-I (a) Stethoscope (b) Sphygmomanometer (c) Caratometer (d) Lux meter List-II 1. To measure intensity of light 2. To check purity of gold 3. To hear heart sound 4. To measure blood pressure Code (a) (b) (c) (d)
Correct answer: 3