Physics In the absence of ozone layer, which rays will enter into atmosphere? X-rays Visible Infrared Ultraviolet X-rays Visible Infrared Ultraviolet ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following has got more heat capacity ? Iron piece Benzene Gold piece Water Iron piece Benzene Gold piece Water ANSWER DOWNLOAD EXAMIANS APP
Physics The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as Ultrasonics Audible sounds Infrasonics Megasonics Ultrasonics Audible sounds Infrasonics Megasonics ANSWER DOWNLOAD EXAMIANS APP
Physics Red light is used for signals because it has Long wavelength High intensity Low refraction in the medium High frequency Long wavelength High intensity Low refraction in the medium High frequency ANSWER DOWNLOAD EXAMIANS APP
Physics The ''Greenhouse effect' is mainly due to increase in atmospheric Carbon dioxide Nitrogen Sulphur dioxide Ozone Carbon dioxide Nitrogen Sulphur dioxide Ozone ANSWER DOWNLOAD EXAMIANS APP
Physics A drop of liquid assumes spherical shape because: A sphere has the least surface area for a given volume A sphere has the largest surface area for a given volume Intermolecular forces are strong in liquids Inter molecular forces are weak in liquids A sphere has the least surface area for a given volume A sphere has the largest surface area for a given volume Intermolecular forces are strong in liquids Inter molecular forces are weak in liquids ANSWER DOWNLOAD EXAMIANS APP