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Microwave resonators are used in 1. Microwave oscillators 2. Microwave narrowband amplifiers 3. microwave frequency meters Which of the above are correct?
On 17th December 2020, India recently launched the CMS-01 communication satellite into the geostationary Transfer Orbit. What statements is/are CORRECT regarding the satellite? 1. The satellite was launched on a PSLV-C50 launch vehicle. 2. The satellite will provide telecom services in the extended C-Band of the frequency spectrum. 3. Is India's 40th communication satellite that will replace the functions of GSAT-12 launched in 2013. Select the correct answer using the code given below. (a) 1 only (b) 2 only (c) 3 only (d) Both 1 and 2
Which of the given fact of the BEL Battle Field Surveillance Radar is false? 1. It is a man portable 2D short-range battlefield and perimeter surveillance radar. 2. It is developed by the the Electronics and Radar Development Establishment (LRDE) and Bharat Electronics Limited (BEL). 3. Upto 10 radars can be networked at a time. 4. It operates over 12 channels in S band.
The following components are used for measuring frequency in a microwave test bench: 1. Microwave source 2. Resonant cavity type frequency meter 3. Power meter 4. Variable attenuator What is the correct sequence of connection of these bench components for measurement of frequency?
This are the following statements given regarding satellite’s motion a. A satellite in geostationary orbit lies in the same plane with equator b. A satellite in geosynchronous orbit lies in the same plane with equator c. A satellite in geostationary orbit does not lie in the same plane with equator, it is inclined at some angle from plane of equator d. A satellite in geosynchronous orbit does not lie in the same plane with equator, it is inclined at some angle from plane of equator Choose one of the following options
What is METSAT, the first exclusive weather satellite created by ISRO? A. Geosynchronous Satellite B. The Earth's lower orbit satellite C. Polar Orbit Satellite D. Deep Space Probe Satellite
Match the following pairs: Launch Vehicle Satellite  i. Satellite Launch Vehicle -  3 (SLV - 3)  A. Chandrayaan - I  ii. Augmented Satellite   Launch Vehicle (ASLV)  B. Rohini  iii. Polar Satellite Launch   Vehicle (PSLV)  C. SROSS - C  iv. Geosynchronous   Satellite Launch Vehicle   (GSLV)  D. EDUSAT Which of the following codes are correctly matched?
Among the five objects, Gas stove, Washing machine, Refrigerator, Inverter and Microwave oven: the Washing machine is twice as heavy as the Inverter; the Gas stove is one and half time as heavy as the Microwave oven; the Washing machine and Microwave oven together weigh as much as the Gas stove and Inverter together; the Refrigerator and Inverter together are one and half times as heavy as the Gas stove. Which is the heaviest among the five objects?
A dealer bought a microwave and a geyser for Rs. 15000, and sold them earning a total profit of 22%, such that he sold the microwave at a profit of 20% after giving a discount of 10% on its marked price and the geyser at a profit of 25%. How much total profit percentage he would have earned, if he had sold the microwave at a discount of 15%?
Pulse radar operating at 10GHz frequency has an antenna with a gain of 28 dB and a transmitted power of 2kW. If it is desired to detect a target of cross section 12m2, and the minimum detectable signal is -90 dBm, the maximum range of the radar is: