Physics Who among the following discovered X-rays? James Chadwick Marie Curie W.C Roentgen J.J Thomson James Chadwick Marie Curie W.C Roentgen J.J Thomson ANSWER DOWNLOAD EXAMIANS APP
Physics When two ice cubes are pressed together, they join to form one cube. Which one of the following helps to hold them together? Dipole interaction Hydrogen bond formation Vander waals forces Covalent attraction Dipole interaction Hydrogen bond formation Vander waals forces Covalent attraction ANSWER DOWNLOAD EXAMIANS APP
Physics Universal gates are AND and XOR NAND and NOR AND and OR OR and NOT AND and XOR NAND and NOR AND and OR OR and NOT ANSWER DOWNLOAD EXAMIANS APP
Physics A parallel-plate capacitor of capacitance C1 is made using two gold plates. Another parallel-plate capacitor of capacitance C2 is made using two aluminium plates with same plate separation, and all the four plates are of same area. If rg and ra are respectively the electrical resistivities of gold and aluminium, then which one of the following relations is correct? C1>C2 C1 = C2 C1pa = C2pg C2>C1 C1>C2 C1 = C2 C1pa = C2pg C2>C1 ANSWER DOWNLOAD EXAMIANS APP
Physics Rain is falling vertically downwards. To a man running east-wards, the rain will appear to be coming from east northeast west southeast east northeast west southeast ANSWER DOWNLOAD EXAMIANS APP
Physics A gap is left between two rails of a railway track to accommodate...... of the metal. Apparent expansion Linear expansion Areal expansion Volume expansion Apparent expansion Linear expansion Areal expansion Volume expansion ANSWER DOWNLOAD EXAMIANS APP