Physics Radiocarbon dating technique is used to estimate the age of soil monuments rocks fossils soil monuments rocks fossils ANSWER DOWNLOAD EXAMIANS APP
Physics Sound produced at a point is heard by a person after 5 second, while the same sound is heard by another person after 6 seconds. If the speed of sound is 300 m/s, what could be the maximum and minimum distances between the two persons? 1.8 km, 0.15 km 2.2 km, 0.20 km 2.8 km, 0.25 km 3.3 km, 0.30 km 1.8 km, 0.15 km 2.2 km, 0.20 km 2.8 km, 0.25 km 3.3 km, 0.30 km ANSWER DOWNLOAD EXAMIANS APP
Physics Radio waves sent out by a radio stations are reflected by Troposphere Mesosphere Stratosphere Ionosphere Troposphere Mesosphere Stratosphere Ionosphere ANSWER DOWNLOAD EXAMIANS APP
Physics A copper disc has a hole. If the disc is heated, the size of the hole First increases and than decreases No change Decreases Increases First increases and than decreases No change Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Physics Addition of suitable impurities into semiconductor, is called Mixing Forming Diluting Doping Mixing Forming Diluting Doping ANSWER DOWNLOAD EXAMIANS APP
Physics Which colour has the highest frequency? Green Indigo Red Violet Green Indigo Red Violet ANSWER DOWNLOAD EXAMIANS APP