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An ammeter measures the current in a circuit and is always connected in series.  It has very low resistance to ensure the circuit current remains unaffected.  Unlike a voltmeter (which measures potential difference), ammeters show current in amperes.  They are common in school labs and industries.
A cheetah can catch a deer running with a speed of 144 km/h and is 50 meters ahead of it, in 10 seconds. Find the time taken by the cheetah to catch a z...
A train covers a certain distance at a speed of 60 km/h and the next same distance with a speed of 75 km/h and the next same distance with a speed of 10...
The speed of two cars A and B are in the ratio of 15:17 respectively. Car A travels 10 km less than the car B in the same time duration. What was the di...
‘G’ and ‘H’ started moving towards each other at the same time with a speed of 40 km/hr and 30 km/hr, respectively. If the distance covered by â...
A train covers a distance of 40 km at the speed of 30 km/h the next 33 km distance covers with a speed of 44 km/h and last 80 km with the speed of 64 km...
Train ‘A’ running with a speed of 54 km/hr can cross a standing goods train of 4 times its length in 30 seconds. Find the time taken by 310 metres l...
A boy goes to school at 6 km/Hr and return at a speed of 5 km/hr. If he takes 11 hrs in all. Find the distance from his village to school?
In a 500-metre race, ‘A’ beats ‘B’ by 10 seconds or 50 metres. Find the time taken by ‘B’ to finish the race.
A train covers a certain distance at a speed of 48 km/h and the next same distance with a speed of 60 km/h and the next same distance with a speed of 80...
If 6 women can complete a work in 3 days, and 9 girls can complete the same work in 2 days, then find the time taken to complete the same work by 8 wome...