Tag: science & technology

Questions Related to science & technology

Why do a leather cricket ball roll on the field for a larger distance and with greater speed than a tennis one ? Select the correct option/options below:
general knowledge science & technology

  1. Frictional forces act more on tennis balls

  2. Leather balls are shiny

  3. Tennis balls are softer

  4. Leather balls are harder

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Correct Option: A,C,D

Why does all loudspeakers conical in shape?

general knowledge science & technology

  1. Conical shape lets emanating sound waves gradually into the air

  2. The conical shape allows echoing, which increases volume

  3. Conical shape provides maximum power transfer

  4. Conical shape protects the internal parts from climate

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Correct Option: A,C

What is the symbol for Aluminium
general knowledge science & technology

  1. Au

  2. Al

  3. Am

  4. Sb

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Correct Option: B

How do we know the weight of the moon?
general knowledge science & technology

  1. Density of samples from the moon are calculated and then multiplied by the volume

  2. It is calculated from the speed of orbting satellites

  3. It is calculated from the speed of the moon revolving round the earth

  4. All of the above

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Correct Option: B

What will happen if you open a bottle of water on the moon's surface?
general knowledge science & technology

  1. The water will come out of the bottle and float

  2. The water will freeze

  3. Water will spill out of the bottle and fall slowly and form form large droplets

  4. The water will eventually evaporate

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Correct Option: D

Friction is a conservative force
general knowledge science & technology

  1. True

  2. False

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Correct Option: B

Time is a scalar quantity
general knowledge science & technology

  1. True

  2. False

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Correct Option: B

What is the symbol for Helium

general knowledge science & technology

  1. H

  2. He

  3. Ho

  4. Au

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Correct Option: B

What is the symbol for Magnesium

general knowledge science & technology

  1. Mg

  2. Mn

  3. Ma

  4. Mu

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Correct Option: A

What is the symbol for Zinc
general knowledge science & technology

  1. Zi

  2. Z

  3. Zn

  4. Zc

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Correct Option: C