Questions

Strength of concrete increases with increase in water cement ratio as the strength of the cement is directly proportional to water cement ratio.

A fossil is a traces or remainings of plants and animals that lived in the past. The fossil record provides evidence of a common ancestor to many species is the option that best describes the fossil record.

Nachiket Mor Committee on Comprehensive Financial Services for Small Businesses and Low Income Households (commonly known as the Nachiket Mor Committee) was an expert committee formed by Raghuram Rajan on 23 September 2013, after he was appointed as the governor of the Reserve Bank of India (RBI). It was headed by Nachiket Mor.

Belief in the existence of one god, or in the oneness of God is called Monotheism.

Bicycle is a compound machine in the above given options. A compound machine is a machine that is formed by two or more simple machines.

Chemical weathering is what happens when rocks are broken down and chemically altered.

Chemical weathering is the breakdown of rocks by chemical reactions. Chemical weathering involves changes in the chemical composition of the existing rock to form new rock. Some examples of chemical weathering are hydrolysis, oxidation, carbonation, dissolution, etc.

A shell is an interactive user interface to an operating system services that allows an user to enter commands as character strings or through a graphical user interface. The shell converts them to system calls to the OS or forks off a process to execute the command. System call results and other information from the OS are presented to the user through an interactive interface. Commonly used shells are sh,csh,ks etc.

Tensional forces normally cause normal faults.