Start learning 50% faster. Sign in now
Let the speed of stream be ‘x’ km/h and they meet after‘t’ hours According to question, Distance covered while going upstream + Distance covered while going downstream = Total distance covered. (23 - x)t + (17 + x)t = 600 23t + 17t = 600 40t = 600 t = 15 hours
The important unit of a microprocessor is –
The SI unit of Pressure is
Which of the following instruments is correctly matched with its function?
I) Voltmeter - Measures potential difference
II) Ammeter - Me...
Which of the following circuit elements is used to 'block' DC in an electronic circuit?
Which material is primarily responsible for the elasticity found in leggings and athletic apparel?
‘Therm' is the unit of –
Sound and light waves both have ___________ .
Who defined the law of gravitation?
Which of the following celestial bodies contains abundant quantities of helium-3, a potential source of energy?
The blades of a moving jet engine are an example of: