84. Which instrument do we use to measure weight?
85. Under what condition can someone experience weightlessness?
86. Can we apply Newton's third law on two bodies under the gravitational force?
87. A ball is dropped from a tower top having height . how long will it take to reach the
ground?
88. Write four difference between mass and weight?
89. What do you mean by inertial mass?
90. Why do we use snow shoes to walk on the snow?
91. How is the thrust related to the pressure?
92. In which direction does the buoyant force act?
93. does the buoyant force depends on the density of a solid that has been emerged in a
liquid?
94. Is force needed to do work?
95. What is the SI unit of wind energy?
96. How can you do more work with small force?
97. For A body moving in a circular motion what is the work done?
98. What is the rate of doing work called?
99. Explain watt in term of joule?
100. On what factor does work depend?
101. What is the rate of doing work called?
102. Force acting on a body doubles
would it double the work done?
103. How is potential energy depend on reference level ?explain.
104. Explain energy transformation in a battery.
105. What change take place when work is done against gravity?
106. What is energy?
107. Define 1 joule?
108. How far should a body of mass 25 kg be moving a having 125 jewel of kinetic
energy?
109. Can work done by negative explain?
110. How is power related to work?
111. Explain energy conversation to a hydropower plant?
112. how much work is needed to move a 10 kg body by 1 metre in a the opposite
direction of applied force of 1 Newton?
113. if the kinetic energy of a body increased by 100% by how much does its moment
increase?
114. For a body having kinetic energy k and mass M find its momentum.
115. List the non living part of a cell?
116. Mention the function of RER.
117. What do you mean by unicellular and multicellular?
118. Define osmosis?
119. Define diffusion?
120. Name the largest plant cell?
121. Who discovered the cell?
Answers
Answered by
1
Answer:
very good question but cnt answr them all. there s a lot of question
Explanation:
Answered by
1
Answer:
84= balance is used to measure weight
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