General Science QUESTIONS AND ANSWERS

General Knowledge : General Science QUESTIONS AND ANSWERS :: part23 : 51 to 55

Following General Knowledge Multiple choice objective type questions and answers will help you in TRB, SSC and UPSC 2014 examinations :

51.Which of the following waves can propagate in a vacuum ? 1. Radio waves 2. Light waves3. X-rays 4. Ultrasonic waves Select the correct answer using the codes given below :

1, 2 and 3

1, 2, 3 and 4

2, 3 and 4

1 and 4

52.Which of the following is the lightest metal ?

Mercury

Silver

Lithium

Lead

53.The element common to all acids is :

carbon

hydrogen

oxygen

sulphur

54.The charcoal to decolourise raw sugar is :

animal charcoal

sugar charcoal

coconut charcoal

wood charcoal

55.A small weight is put on the pressure cooker. It increases the pressure of the steam because :

the weight is proportionate to the steam required

area of contact is small

the weight stops the steam from escaping

of Bernoullis principle

More General Science QUESTIONS AND ANSWERS available in next pages

Health is the greatest gift, contentment is the greatest wealth -Buddha

Too many of us are not living our dreams because we are living our fears.- Les Brown

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General Knowledge Questions And Answers :: General Science: part23

General Science QUESTIONS AND ANSWERS

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