Questions

Because Kerala is the major producer of these products.

A Slip ring is a ring in a dynamo or electric motor which is attached to and rotates with the shaft, passing an electric current to a circuit via a fixed brush pressing against it.

Slip rings are usually made of Phosphor Bronze.

Slip ring motors usually have a 'phase-wound' rotor. This type of rotor has a 3-phase, double-layer, distributed winding consisting of coils used in alternators. The rotor core is made up of steel laminations which have slots to accommodate formed 3-single phase windings.

It is ABACUS.

Words formed are as below 

BUS
CAB
CUB
US

A Carpet is the pet which always stays on the floor.

The Indian Institute of Technology (IIT) Kharagpur has collaborated with the British Geological Survey (BGS) to turn Varanasi into a smart city. As part of the project, three dimensional geological modelling of the geology under Varanasi will be prepared to help improve the building of new transport and service infrastructure. The project includes application of geo-scientific methods like drilling, geological, geophysical, tectonics, hydrogeological and remote sensing. It would be the first major 3D subsurface urban study and planning of its kind in India, with the ultimate aim of developing methodologies and input of suburban geology for planning and hazard risk assessment. The purpose of the project is to develop the methodologies and approaches of urban geosciences and engineering of Varanasi as a pilot for other Indian cities.

At 2017 Frost & Sullivan India Digital Transformation Awards. Tata Communications received top honors at the 2017 Frost & Sullivan India Digital Transformation Awards, with four awards in the Enterprise Telecom Services category and one award in the Enterprise Infrastructure category. T ata Communications took centerstage at the awards ceremony and received four Service Provider of the Year awards for: (1) Enterprise Data (2) Hosted Contact Center (3) Enterprise Telecom – Large Enterprise Segment, and (4) Third Party Datacenter. It also won New Product/Service Innovation Award for IoT – a new award category this year.