A very sensitive spring balance was used to determine the weight of an object at the north pole. When the same spring balance was used to measure the weight of the same object at the equator, it was found to reduce. The explanation for this observation is that

Similar Questions

A resistance thermometer has a resistance of 20$\Omega$ at 0oC and 85$\Omega$ at 100oC. If its r...

A sonometer wire of length 100cm under a tension of 10N, has a frequency of 250Hz. Keeping the lengt...

The function of a 5-A fuse included in a circuit supplying a household refrigerator with power is to...

By what factor will the size of an object placed 10cm from a convex lens be increased if the image i...

The dimensions of momentum are ...

Which of the following factors does not affect the e.m.f of a primary cell? Its ...

What is the apparent colour of a RED SHIRT when viewed in PURE green light? ...

A metal rod of length 40cm at 20°C is heated to a temperature of 45°C. If the new length of the ro...

A temperature 20°C is the same as...

Which of the following is a unit of the time rate of flow of electric charges? ...