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Takshashila University was located between which two rivers? तिशला िविवालय िकन दो निदयों के बीच थत थी? Options: 1) Indus and Jhelum िसंधुतथा झेलम 2) Jhelum and Ravi झेलम तथा रावी 3) Beas and Indus ास तथा िसंधु 4) Satluj and Indus सतलुज तथा िसंधु

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What was invented by Zacharias Jansen? जकारयास जानसेन नेकसका आवकार कया था? Options: 1) Jet Engine जेट इंजन 2) Radium रेडयम 3) Microscope सूमदश 4) Electric Lamp वुत लैप

Correct Answer: MicroscopeZacharias Janssen (also Zacharias Jansen or Sacharias Jansen) (1585 – pre-1632) was a Dutch spectacle-maker from Middelburg associated with the invention of the first optical telesco...Read more