Physics Sound becomes hazardous noise pollution at decibels? Above 50 db Above 30 db Above 80 db Above 120 db Above 50 db Above 30 db Above 80 db Above 120 db ANSWER DOWNLOAD EXAMIANS APP
Physics In MRI machine, which one of the following is used? Magnetic wave Sound wave X-ray Ultra-sound wave Magnetic wave Sound wave X-ray Ultra-sound wave ANSWER DOWNLOAD EXAMIANS APP
Physics The complete form of 'IC' in electronics is Inbuilt circuit Internal circuit Independent circuit Integrated circuit Inbuilt circuit Internal circuit Independent circuit Integrated circuit ANSWER DOWNLOAD EXAMIANS APP
Physics A person does some work of 1,000 J in 2 s. His power will be ________ 1000W 50W 500W 25W 1000W 50W 500W 25W ANSWER DOWNLOAD EXAMIANS APP
Physics Hydraulic machines work under the Principle of : Pascal's Law Newton's Law Floatation Law Joules Law Pascal's Law Newton's Law Floatation Law Joules Law ANSWER DOWNLOAD EXAMIANS APP
Physics The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as Ultrasonics Infrasonics Audible sounds Megasonics Ultrasonics Infrasonics Audible sounds Megasonics ANSWER DOWNLOAD EXAMIANS APP