What is the purpose of ‘evolved Laser Interferometer Space Antenna (eLISA)’ project?
ATo detect neutrinos
BTo detect gravitational waves
CTo detect the effectiveness of missile defence system
DTo study the effect of solar flares on our communication systems
Answer & Solution
Correct answer: B. To detect gravitational waves
UPSC CSE Prelims 2017 (GS-I, Set C), Q.87. Official answer key: B.
Related questions
Chandrayaan-3 (India's lunar mission) achieved a historic FIRST in 2023 by:The double-helix structure of DNA was discovered by:The 'powerhouse of the cell' that produces ATP for energy is:At room temperature, the only metal that exists in the LIQUID state is:The pH of a NEUTRAL solution (pure water at 25°C) is:In the modern periodic table, elements are arranged by:Standard Indian household electricity supply is:The refractive index of a medium is defined as: