Physics The frequency of ultrasound wave is typically Above 20,000 kHz Below 02 kHz Below 20 kHz Above 20 kHz Above 20,000 kHz Below 02 kHz Below 20 kHz Above 20 kHz ANSWER DOWNLOAD EXAMIANS APP
Physics Which results in an increase in power? Doing more work in more time. Doing less work in more time. Doing more work in less time. Doing less work in less time. Doing more work in more time. Doing less work in more time. Doing more work in less time. Doing less work in less time. ANSWER DOWNLOAD EXAMIANS APP
Physics When a person sitting on a swing stands up on the swing, the frequency of oscillation Becomes infinite Increases Does not change Decreases Becomes infinite Increases Does not change Decreases ANSWER DOWNLOAD EXAMIANS APP
Physics Two metallic plate of equal thickness and coefficient thermal conductivity K1 and K2 put together face to face. A common plate is constructed. What is equivalent K? None K1+k2/k1k2 K1k2/k1+k2 2k1k2/k1+k2 None K1+k2/k1k2 K1k2/k1+k2 2k1k2/k1+k2 ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not a transverse wave? Sound waves Light waves Radio waves All listed here Sound waves Light waves Radio waves All listed here ANSWER DOWNLOAD EXAMIANS APP
Physics Heavy water is used in nuclear reactor to Increase temperature Slow down neutron Increase speed of neutron Absorb neutron Increase temperature Slow down neutron Increase speed of neutron Absorb neutron ANSWER DOWNLOAD EXAMIANS APP
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